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Flyfishing Entomology |
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Updated Taxonomy for Aquatic Insects of California by Usinger |
| In Book As | Corrected Spelling | Latest Taxonomy | Note | Order (Family Common Name) |
| Abedus brachonyx | not on page shown in index | Heteroptera (Giant Water Bug) | ||
| Abedus dilatatus | listed in 1977 Menke paper | Heteroptera (Giant Water Bug) | ||
| Abedus hungerfordi | listed in 1977 Menke paper | Heteroptera (Giant Water Bug) | ||
| Abedus immaculatus | Heteroptera (Giant Water Bug) | |||
| Abedus indentatus | Heteroptera (Giant Water Bug) | |||
| Abedus macronyx | invalid combo | Heteroptera (Giant Water Bug) | ||
| Abedus mayri | listed in 1977 Menke paper | Heteroptera (Giant Water Bug) | ||
| Abedus signoreti | listed in 1977 Menke paper | Heteroptera (Giant Water Bug) | ||
| Achorutes armatus | Ceratophysella armata | Collembola (Springtail) | ||
| Achorutes viaticus | Hypogastrura viatica | Collembola (Springtail) | ||
| Acilius semisulcatus abbreviatus | Acilius semisulcatus | Coleoptera (Predaceous Diving Beetle) | ||
| Acilius semisulcatus simplex | Acilius semisulcatus | Coleoptera (Predaceous Diving Beetle) | ||
| Acneus oregonensis | Coleoptera (Water Penny Beetle) | |||
| Acneus oregonensis | Coleoptera (False Water Penny Beetle) | |||
| Acneus quadrimaculatus | Coleoptera (Water Penny Beetle) | |||
| Acneus quadrimaculatus | Coleoptera (False Water Penny Beetle) | |||
| Acroneuria californica | Calineuria californica | Plecoptera (Stonefly) | ||
| Acroneuria delta | Hesperoperla pacifica | Plecoptera (Stonefly) | ||
| Acroneuria georgiana | Beloneuria georgiana | Plecoptera (Stonefly) | ||
| Acroneuria georgiana | Beloneuria stewarti | Plecoptera (Stonefly) | ||
| Acroneuria obscura | Hesperoperla obscura | Hesperoperla pacifica | Plecoptera (Stonefly) | |
| Acroneuria pacifica | Hesperoperla pacifica | Plecoptera (Stonefly) | ||
| Acroneuria pumila | Hesperoperla pacifica | Plecoptera (Stonefly) | ||
| Acroneuria ruralis | Attaneuria ruralis | Plecoptera (Stonefly) | ||
| Acroneuria theodora | Doroneuria baumanni | Plecoptera (Stonefly) | ||
| Acroneuria theodora | Doroneuria theodora | Plecoptera (Stonefly) | ||
| Acroneuria xanthenes | Eccoptura xanthenes | Plecoptera (Stonefly) | ||
| Ademon niger | Hymenoptera (Parasitic Wasp) | |||
| Adoxomyia appressa appressa | Adoxomyia appressa | Diptera (Soldier Fly) | ||
| Adoxomyia argentata | Diptera (Soldier Fly) | |||
| Adoxomyia claripennis | Diptera (Soldier Fly) | |||
| Adoxomyia lata | Diptera (Soldier Fly) | |||
| Adoxomyia rustica | Diptera (Soldier Fly) | |||
| Aedes bicristatus | Aedes bieristatus | Diptera (Mosquito) | ||
| Aedes cataphylla | Diptera (Mosquito) | |||
| Aedes cinereus | Diptera (Mosquito) | |||
| Aedes communis | Diptera (Mosquito) | |||
| Aedes dorsalis | Diptera (Mosquito) | |||
| Aedes fitchii | Diptera (Mosquito) | |||
| Aedes flavescens | Diptera (Mosquito) | |||
| Aedes hexodontus | Diptera (Mosquito) | |||
| Aedes increpitus | Diptera (Mosquito) | |||
| Aedes nigromaculis | Diptera (Mosquito) | |||
| Aedes pullatus | Diptera (Mosquito) | |||
| Aedes squamiger | Diptera (Mosquito) | |||
| Aedes sticticus | Diptera (Mosquito) | |||
| Aedes taeniorhynchus | Diptera (Mosquito) | |||
| Aedes varipalpis | Aedes varipalpus | Diptera (Mosquito) | ||
| Aedes ventrovittis | Diptera (Mosquito) | |||
| Aedes vexans | Diptera (Mosquito) | |||
| Aeshna arida | syn. of A. palmata in book | Odonata (Dragonfly) | ||
| Aeshna californica | Rhionaeschna californica | Odonata (Dragonfly) | ||
| Aeshna canadensis | Odonata (Dragonfly) | |||
| Aeshna clepsydra | Odonata (Dragonfly) | |||
| Aeshna constricta | Odonata (Dragonfly) | |||
| Aeshna dugesii | Aeshna dugesi | Rhionaeschna dugesi | Odonata (Dragonfly) | |
| Aeshna interrupta | Odonata (Dragonfly) | |||
| Aeshna interrupta interna | Odonata (Dragonfly) | |||
| Aeshna interrupta nevadensis | listed in World List of Odonata | Odonata (Dragonfly) | ||
| Aeshna manni | Rhionaeschna manni | Odonata (Dragonfly) | ||
| Aeshna multicolor | Rhionaeschna multicolor | Odonata (Dragonfly) | ||
| Aeshna palmata | Odonata (Dragonfly) | |||
| Aeshna subarctica | Odonata (Dragonfly) | |||
| Aeshna umbrosa | Odonata (Dragonfly) | |||
| Aeshna umbrosa occidentalis | Odonata (Dragonfly) | |||
| Aeshna umbrosa umbrosa | Odonata (Dragonfly) | |||
| Aeshna verticalis | Odonata (Dragonfly) | |||
| Aeshna walkeri | Odonata (Dragonfly) | |||
| Agabinus bifarius | Coleoptera (Predaceous Diving Beetle) | |||
| Agabinus glabrellus | Coleoptera (Predaceous Diving Beetle) | |||
| Agabinus sculpturellus | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus ancillus | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus approximatus | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus austini | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus bjorkmanae | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus brevicollis | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus confertus | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus discors | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus disintegratus | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus griseipennis | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus hoppingi | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus ilybiiformis | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus lineellus | listed in Nearctica | Coleoptera (Predaceous Diving Beetle) | ||
| Agabus lugens | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus lutosus | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus morosus | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus oblitautus | Agabus obliteratus | Coleoptera (Predaceous Diving Beetle) | ||
| Agabus obsoletus | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus pandurus | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus regularis | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus seriatus intersectus | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus smithi | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus strigulosus | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus tristis | Agabus tristus | Coleoptera (Predaceous Diving Beetle) | ||
| Agabus vandykei | Coleoptera (Predaceous Diving Beetle) | |||
| Agabus walsinghami | listed in Harvard MCZ Type DB | Coleoptera (Predaceous Diving Beetle) | ||
| Agapetus arcita | Trichoptera (Caddisfly) | |||
| Agapetus celatus | Trichoptera (Caddisfly) | |||
| Agapetus malleatus | Trichoptera (Caddisfly) | |||
| Agapetus marlo | Trichoptera (Caddisfly) | |||
| Agapetus orosus | Trichoptera (Caddisfly) | |||
| Agapetus taho | Trichoptera (Caddisfly) | |||
| Agathon canadensis | Bibiocephala canadensis | Agathon comstocki | Diptera (Net-Winged Midge) | |
| Agathon doanei | Diptera (Net-Winged Midge) | |||
| Agraylea multipunctata | Trichoptera (Caddisfly) | |||
| Agraylea saltesea | Trichoptera (Caddisfly) | |||
| Agrion aequabile californicum | Agrion aequabile | Calopteryx aequabilis | Odonata (Damselfly) | |
| Agrion maculatum | Calopteryx maculata | Odonata (Damselfly) | ||
| Agrypnia glacialis | Trichoptera (Caddisfly) | |||
| Agrypnia vestita | Trichoptera (Caddisfly) | |||
| Allocapnia vivipara | Plecoptera (Stonefly) | |||
| Alloperla borealis | Sweltsa borealis | Plecoptera (Stonefly) | ||
| Alloperla chandleri | Plecoptera (Stonefly) | |||
| Alloperla coloradensis | Sweltsa coloradensis | Plecoptera (Stonefly) | ||
| Alloperla continua | Sweltsa continua | Plecoptera (Stonefly) | ||
| Alloperla delicata | Plecoptera (Stonefly) | |||
| Alloperla diversa | Plumiperla diversa | Plecoptera (Stonefly) | ||
| Alloperla dubia | Suwallia dubia | Plecoptera (Stonefly) | ||
| Alloperla dubia | Suwallia pallidula | Plecoptera (Stonefly) | ||
| Alloperla elevata | Alloperla severa | Plecoptera (Stonefly) | ||
| Alloperla exquisita | Sweltsa exquisita | Plecoptera (Stonefly) | ||
| Alloperla fidelis | Sweltsa fidelis | Plecoptera (Stonefly) | ||
| Alloperla forcipata | Suwallia forcipata | Plecoptera (Stonefly) | ||
| Alloperla fraterna | Plecoptera (Stonefly) | |||
| Alloperla pacifica | Sweltsa pacifica | Plecoptera (Stonefly) | ||
| Alloperla pallidula | Suwallia pallidula | Plecoptera (Stonefly) | ||
| Alloperla pintada | Triznaka pintada | Plecoptera (Stonefly) | ||
| Alloperla severa | Plecoptera (Stonefly) | |||
| Alloperla spatulata | Alloperla spathulata | Sweltsa pacifica | Plecoptera (Stonefly) | |
| Alloperla tamalpa | Sweltsa tamalpa | Plecoptera (Stonefly) | ||
| Alloperla thalia | Alloperla severa | Plecoptera (Stonefly) | ||
| Alloperla townesi | Sweltsa townesi | Plecoptera (Stonefly) | ||
| Allotrichoma lateralis | Allotrichoma laterale | Diptera (Shore Fly) | ||
| Allotrichoma livens | Guam species per book | Diptera (Shore Fly) | ||
| Allotrichoma simplex | Diptera (Shore Fly) | |||
| Allotrichoma trispina | Allotrichoma trispinum | Diptera (Shore Fly) | ||
| Allotrichoma yosemite | Diptera (Shore Fly) | |||
| Alluaudomyia bella | Diptera (Biting Midge) | |||
| Alluaudomyia needhami | Diptera (Biting Midge) | |||
| Alluaudomyia stictipennis | Diptera (Biting Midge) | |||
| Ambrysus amargosus | Heteroptera (Creeping Water Bug) | |||
| Ambrysus bohartorum | Ambrysus californicus | Heteroptera (Creeping Water Bug) | ||
| Ambrysus californicus | Heteroptera (Creeping Water Bug) | |||
| Ambrysus funebris | Heteroptera (Creeping Water Bug) | |||
| Ambrysus mormon | Heteroptera (Creeping Water Bug) | |||
| Ambrysus occidentalis | Heteroptera (Creeping Water Bug) | |||
| Ambrysus puncticollis | Heteroptera (Creeping Water Bug) | |||
| Ambrysus signoreti | Heteroptera (Creeping Water Bug) | |||
| Ameletus amador | Ephemeroptera (Mayfly) | |||
| Ameletus dissitus | Ephemeroptera (Mayfly) | |||
| Ameletus facilis | Ameletus vancouverensis | Ephemeroptera (Mayfly) | ||
| Ameletus imbellis | Ephemeroptera (Mayfly) | |||
| Ameletus shepherdi | Ephemeroptera (Mayfly) | |||
| Ameletus validus | Ephemeroptera (Mayfly) | |||
| Ameletus velox | Ephemeroptera (Mayfly) | |||
| Ametor latus | Coleoptera (Water Scavenger Beetle) | |||
| Ametor scabrosus | Coleoptera (Water Scavenger Beetle) | |||
| Amphiagrion abbreviatum | Odonata (Damselfly) | |||
| Amphiagrion saucium | Odonata (Damselfly) | |||
| Amphizoa carinata | Amphizoa lecontei | Coleoptera (Trout-Stream Beetle) | ||
| Amphizoa davidi | Coleoptera (Trout-Stream Beetle) | |||
| Amphizoa insolens | Coleoptera (Trout-Stream Beetle) | |||
| Amphizoa lecontei | Coleoptera (Trout-Stream Beetle) | |||
| Amphizoa striata | Coleoptera (Trout-Stream Beetle) | |||
| Ampumixis dispar | Coleoptera (Riffle Beetle) | |||
| Anacaena limbata | Coleoptera (Water Scavenger Beetle) | |||
| Anacaena signaticollis | Coleoptera (Water Scavenger Beetle) | |||
| Anagapetus chandleri | Trichoptera (Caddisfly) | |||
| Anagrus brocheri | European species | Hymenoptera (Parasitic Wasp) | ||
| Anagrus subfuscus | European species | Hymenoptera (Parasitic Wasp) | ||
| Anatopynia algens | Macropelopia algens | Diptera (Midge) | ||
| Anatopynia guttularis | Psectrotanypus dyari | Diptera (Midge) | ||
| Anatopynia marginellus | Brundiniella florens | Diptera (Midge) | ||
| Anatopynia venusta | Macropelopia venusta | Diptera (Midge) | ||
| Anax junius | Odonata (Dragonfly) | |||
| Anax walsinghami | Odonata (Dragonfly) | |||
| Anchodemus angustus | Lixellus lutulentus | Coleoptera (Water Weevil) | ||
| Anchycteis velutina | Coleoptera (Toed-Winged Beetle) | |||
| Anchytarsus bicolor | Coleoptera (Toed-Winged Beetle) | |||
| Ancyronyx variegatus | Coleoptera (Riffle Beetle) | |||
| Anopheles freeborni | Diptera (Mosquito) | |||
| Anopheles occidentalis | Diptera (Mosquito) | |||
| Anopheles pseudopunctipennis franciscanus | Anopheles franciscanus | Diptera (Mosquito) | ||
| Anopheles punctipennis | Diptera (Mosquito) | |||
| Anoplius depressipes | Hymenoptera (Parasitic Wasp) | |||
| Anoplius illinoiensis | Anoplius illinoensis | Hymenoptera (Parasitic Wasp) | ||
| Antichaeta robiginosa | Diptera (Marsh Fly) | |||
| Antocha monticola | Diptera (Crane Fly) | |||
| Anurida granaria | Collembola (Springtail) | |||
| Anurida maritima | Collembola (Springtail) | |||
| Anurida tullbergi | Collembola (Springtail) | |||
| Apatania sorex | Trichoptera (Caddisfly) | |||
| Apatolestes albipilosus | Diptera (Horse or Deer Fly) | |||
| Apatolestes ater | Diptera (Horse or Deer Fly) | |||
| Apatolestes colei | Diptera (Horse or Deer Fly) | |||
| Apatolestes comastes comastes | Apatolestes comastes | Diptera (Horse or Deer Fly) | ||
| Apatolestes comastes willistoni | Apatolestes willistoni | Diptera (Horse or Deer Fly) | ||
| Apatolestes hinei | Diptera (Horse or Deer Fly) | |||
| Apatolestes parkeri | Diptera (Horse or Deer Fly) | |||
| Apatolestes rossi | Diptera (Horse or Deer Fly) | |||
| Apatolestes similis | Apatolestes villosulus | Diptera (Horse or Deer Fly) | ||
| Aphrosylus californicus | Diptera (Longlegged Fly) | |||
| Aphrosylus direptor | Diptera (Longlegged Fly) | |||
| Aphrosylus grassator | Diptera (Longlegged Fly) | |||
| Aphrosylus nigripennis | Diptera (Longlegged Fly) | |||
| Aphrosylus praedator | Diptera (Longlegged Fly) | |||
| Aphrosylus wirthi | Diptera (Longlegged Fly) | |||
| Apobaetis indeprensus | Apobaetis etowah | Ephemeroptera (Mayfly) | ||
| Apsilops sericata | Hymenoptera (Parasitic Wasp) | |||
| Apteraliplus parvulus | Coleoptera (Crawling Water Beetle) | |||
| Archilestes californica | Archilestes californicus | Odonata (Damselfly) | ||
| Archilestes grandis | Odonata (Damselfly) | |||
| Arctopsyche californica | Trichoptera (Caddisfly) | |||
| Arctopsyche grandis | Trichoptera (Caddisfly) | |||
| Arctopsyche inermis | Arctopsyche grandis | Trichoptera (Caddisfly) | ||
| Arcynopteryx aurea | Perlinodes aurea | Plecoptera (Stonefly) | ||
| Arcynopteryx barbara | Oroperla barbara | Plecoptera (Stonefly) | ||
| Arcynopteryx parallela | Skwala americana | Plecoptera (Stonefly) | ||
| Arcynopteryx picticeps | Frisonia picticeps | Plecoptera (Stonefly) | ||
| Arcynopteryx vagans | Perlinodes aurea | Plecoptera (Stonefly) | ||
| Arcynopteryx walkeri | Frisonia picticeps | Plecoptera (Stonefly) | ||
| Arcynopteryx yosemite | Megarcys yosemite | Plecoptera (Stonefly) | ||
| Argia agrioides | Odonata (Damselfly) | |||
| Argia alberta | Odonata (Damselfly) | |||
| Argia emma | Odonata (Damselfly) | |||
| Argia hinei | Odonata (Damselfly) | |||
| Argia kurilis | syn. of A. vivida in book | Odonata (Damselfly) | ||
| Argia moesta moesta | Argia moesta | Odonata (Damselfly) | ||
| Argia nahuana | Odonata (Damselfly) | |||
| Argia rita | Argia munda | Odonata (Damselfly) | ||
| Argia salaasi | invalid combo | Odonata (Damselfly) | ||
| Argia sedula | Odonata (Damselfly) | |||
| Argia solita | Argia pallens | Odonata (Damselfly) | ||
| Argia tonto | Odonata (Damselfly) | |||
| Argia vivida | Odonata (Damselfly) | |||
| Argyra albicans | Diptera (Longlegged Fly) | |||
| Argyra albiventris | Diptera (Longlegged Fly) | |||
| Argyra argentiventris | Diptera (Longlegged Fly) | |||
| Argyra barbipes | Diptera (Longlegged Fly) | |||
| Argyra californica | Diptera (Longlegged Fly) | |||
| Argyra cylindrica | Diptera (Longlegged Fly) | |||
| Argyra femoralis | Diptera (Longlegged Fly) | |||
| Argyra nigripes | Diptera (Longlegged Fly) | |||
| Argyra nigriventris | Diptera (Longlegged Fly) | |||
| Argyra splendida | Argyra splendens | Diptera (Longlegged Fly) | ||
| Asmeringa lindsleyi | Tronamyia lindsleyi | Diptera (Shore Fly) | ||
| Atherix variegata | Diptera (Watersnipe Fly) | |||
| Athripsodes annulicornis | Ceraclea annulicornis | Trichoptera (Caddisfly) | ||
| Athripsodes tarsipunctatus | Ceraclea tarsipunctata | Trichoptera (Caddisfly) | ||
| Athripsodes transversus | Ceraclea transversa | Trichoptera (Caddisfly) | ||
| Athyroglossa glabra | Diptera (Shore Fly) | |||
| Athyroglossa glaphyropus | Diptera (Shore Fly) | |||
| Athyroglossa melanderi | Diptera (Shore Fly) | |||
| Atissa litoralis | Diptera (Shore Fly) | |||
| Atissa pygmaea | Diptera (Shore Fly) | |||
| Atractelmis wawona | Coleoptera (Riffle Beetle) | |||
| Atrichopogon arcticus | Diptera (Biting Midge) | |||
| Atrichopogon fusculus | Diptera (Biting Midge) | |||
| Atrichopogon levis | Diptera (Biting Midge) | |||
| Atrichopogon minutus | Diptera (Biting Midge) | |||
| Atrichopogon occidentalis | Diptera (Biting Midge) | |||
| Atrichopogon transversus | Diptera (Biting Midge) | |||
| Atrichopogon websteri | Diptera (Biting Midge) | |||
| Atylotus incisuralis | listed in Nearctica | Diptera (Horse or Deer Fly) | ||
| Baetis adonis | Ephemeroptera (Mayfly) | |||
| Baetis alius | Ephemeroptera (Mayfly) | |||
| Baetis bicaudatus | Ephemeroptera (Mayfly) | |||
| Baetis devinctus | Diphetor hageni | Ephemeroptera (Mayfly) | ||
| Baetis diablus | Ephemeroptera (Mayfly) | |||
| Baetis insignificans | Acentrella insignificans | Ephemeroptera (Mayfly) | ||
| Baetis intercalaris | Ephemeroptera (Mayfly) | |||
| Baetis intermedius | Baetis tricaudatus | Ephemeroptera (Mayfly) | ||
| Baetis leechi | Fallceon quilleri | Ephemeroptera (Mayfly) | ||
| Baetis moffatti | Baetis tricaudatus | Ephemeroptera (Mayfly) | ||
| Baetis palisadi | Ephemeroptera (Mayfly) | |||
| Baetis piscatorius | Baetis piscatoris | Ephemeroptera (Mayfly) | ||
| Baetis sulfurosus | Acerpenna sulfurosa | Ephemeroptera (Mayfly) | ||
| Baetis thermophilos | Acerpenna thermophilos | Ephemeroptera (Mayfly) | ||
| Baetis tricaudatus | Ephemeroptera (Mayfly) | |||
| Baetisca obesa | Ephemeroptera (Mayfly) | |||
| Bagous americanus | Coleoptera (Water Weevil) | |||
| Bagous californicus | Coleoptera (Water Weevil) | |||
| Bagous chandleri | Coleoptera (Water Weevil) | |||
| Bagous longirostris | Coleoptera (Water Weevil) | |||
| Bagous restrictus | Coleoptera (Water Weevil) | |||
| Bagous tingi | Coleoptera (Water Weevil) | |||
| Banksiola crotchi | Trichoptera (Caddisfly) | |||
| Bathythrix gyrini | possible synonym of Bathythrix texana | Hymenoptera (Parasitic Wasp) | ||
| Bathythrix pimplae | Hymenoptera (Parasitic Wasp) | |||
| Belonia saturata | Libellula saturata | Odonata (Dragonfly) | ||
| Belostoma apache | Belostoma micantulum | S. American sp. | Heteroptera (Giant Water Bug) | |
| Belostoma bakeri | Heteroptera (Giant Water Bug) | |||
| Belostoma boscii | S. American species | Heteroptera (Giant Water Bug) | ||
| Belostoma flumineum | Heteroptera (Giant Water Bug) | |||
| Belostoma fusciventre | Heteroptera (Giant Water Bug) | |||
| Belostoma minor | S. American species | Heteroptera (Giant Water Bug) | ||
| Benacus griseus | Lethocerus griseus | Heteroptera (Giant Water Bug) | ||
| Berosus californicus | Berosus fraternus | Coleoptera (Water Scavenger Beetle) | ||
| Berosus fraternus | Coleoptera (Water Scavenger Beetle) | |||
| Berosus infuscatus | Coleoptera (Water Scavenger Beetle) | |||
| Berosus ingeminatus | Coleoptera (Water Scavenger Beetle) | |||
| Berosus maculosus | Coleoptera (Water Scavenger Beetle) | |||
| Berosus metalliceps | Coleoptera (Water Scavenger Beetle) | |||
| Berosus punctatissimus | Coleoptera (Water Scavenger Beetle) | |||
| Berosus striatus | Berosus sayi | Coleoptera (Water Scavenger Beetle) | ||
| Berosus styliferus | Berosus stylifer | Coleoptera (Water Scavenger Beetle) | ||
| Bezzia biannulata | Diptera (Biting Midge) | |||
| Bezzia bilineata | Diptera (Biting Midge) | |||
| Bezzia bivittata | Diptera (Biting Midge) | |||
| Bezzia coloradensis | Diptera (Biting Midge) | |||
| Bezzia expolita | Diptera (Biting Midge) | |||
| Bezzia flavitarsis | Diptera (Biting Midge) | |||
| Bezzia glabra | Diptera (Biting Midge) | |||
| Bezzia granulosa | Neurobezzia granulosa | Diptera (Biting Midge) | ||
| Bezzia modocensis | Bezzia pruinosa | Diptera (Biting Midge) | ||
| Bezzia opaca | Diptera (Biting Midge) | |||
| Bezzia pulverea | Diptera (Biting Midge) | |||
| Bezzia punctipennis | Diptera (Biting Midge) | |||
| Bezzia setulosa | Diptera (Biting Midge) | |||
| Bezzia sordida | Diptera (Biting Midge) | |||
| Bezzia varicolor | Diptera (Biting Midge) | |||
| Bibiocephala comstocki | Agathon comstocki | Diptera (Net-Winged Midge) | ||
| Bibiocephala grandis | Diptera (Net-Winged Midge) | |||
| Bibiocephala lodi lodi | Ephemerella lodi | Eurylophella lodi | Ephemeroptera (Mayfly) | |
| Bidessus affinis | Coleoptera (Predaceous Diving Beetle) | |||
| Bidessus cinctellus | Coleoptera (Predaceous Diving Beetle) | |||
| Bidessus leachi | Coleoptera (Predaceous Diving Beetle) | |||
| Bidessus ornatellus | Coleoptera (Predaceous Diving Beetle) | |||
| Bidessus pictodes | Coleoptera (Predaceous Diving Beetle) | |||
| Bidessus plicipennis | Coleoptera (Predaceous Diving Beetle) | |||
| Bidessus quadripustulatus | Coleoptera (Predaceous Diving Beetle) | |||
| Bidessus subplicatus | Coleoptera (Predaceous Diving Beetle) | |||
| Bidessus subtilis | Coleoptera (Predaceous Diving Beetle) | |||
| Bittacomorpha occidentalis | Diptera (Phantom Crane Fly) | |||
| Bittacomorphella sackenii | Diptera (Phantom Crane Fly) | |||
| Blepharicera jordani | Diptera (Net-Winged Midge) | |||
| Blepharicera osten-sackeni | Blepharicera ostensackeni | Diptera (Net-Winged Midge) | ||
| Boreodroma maculipes | Boreodromia maculipes | Diptera (Dance Fly) | ||
| Bourletiella hortensis | Collembola (Springtail) | |||
| Brachybamus electus | Coleoptera (Water Weevil) | |||
| Brachycentrus americanus | Trichoptera (Caddisfly) | |||
| Brachydeutera argentata | Diptera (Shore Fly) | |||
| Brachydeutera hebes | Diptera (Shore Fly) | |||
| Brachynus janthinipennis | Brachinus janthinipennis | non-aquatic genus | Coleoptera (Ground Beetle) | |
| Brachyptera banksii | Taenionema pallidum | Plecoptera (Stonefly) | ||
| Brachyptera californica | Taenionema californicum | Plecoptera (Stonefly) | ||
| Brachyptera grinnelli | Taenionema grinnelli | Plecoptera (Stonefly) | ||
| Brachyptera kincaidi | Taenionema kincaidi | Plecoptera (Stonefly) | ||
| Brachyptera nigripennis | Taenionema pallidum | Plecoptera (Stonefly) | ||
| Brachyptera occidentalis | Doddsia occidentalis | Plecoptera (Stonefly) | ||
| Brachyptera pacifica | Taenionema pacificum | Plecoptera (Stonefly) | ||
| Brachyptera pallida | Taenionema pallidum | Plecoptera (Stonefly) | ||
| Brachyptera pallidura | Taenionema pallidum | Plecoptera (Stonefly) | ||
| Brachyptera raynoria | Taenionema raynorium | Plecoptera (Stonefly) | ||
| Brachyptera vanduzeei | Brachyptera vanduzeea | Oemopteryx vanduzeea | Plecoptera (Stonefly) | |
| Brechmorhaga mendax | Brechmorhoga mendax | Odonata (Dragonfly) | ||
| Brennania hera | Diptera (Horse or Deer Fly) | |||
| Brychius hornii | Coleoptera (Crawling Water Beetle) | |||
| Brychius pacificus | Coleoptera (Crawling Water Beetle) | |||
| Bryobiota bicolor | Coleoptera (Rove Beetle) | |||
| Buenoa margaritacea | Heteroptera (Backswimmer) | |||
| Buenoa omani | Heteroptera (Backswimmer) | |||
| Buenoa scimitra | Heteroptera (Backswimmer) | |||
| Buenoa uhleri | Heteroptera (Backswimmer) | |||
| Caenis tardata | Ephemeroptera (Mayfly) | |||
| Callibaetis californicus | Ephemeroptera (Mayfly) | |||
| Callibaetis carolus | Callibaetis ferrugineus hageni | Ephemeroptera (Mayfly) | ||
| Callibaetis hageni | Callibaetis ferrugineus hageni | Ephemeroptera (Mayfly) | ||
| Callibaetis hebes | Callibaetis ferrugineus hageni | Ephemeroptera (Mayfly) | ||
| Callibaetis montanus | Ephemeroptera (Mayfly) | |||
| Callibaetis pacificus | Callibaetis pictus | Ephemeroptera (Mayfly) | ||
| Callibaetis pictus | Ephemeroptera (Mayfly) | |||
| Callibaetis signatus | Callibaetis pictus | Ephemeroptera (Mayfly) | ||
| Callibaetis traverae | Callibaetis fluctuans | Ephemeroptera (Mayfly) | ||
| Callicorixa audeni | Heteroptera (Water Boatman) | |||
| Callicorixa vulnerata | Heteroptera (Water Boatman) | |||
| Calliperla luctuosa | Plecoptera (Stonefly) | |||
| Calopteryx virgo | European species | Odonata (Damselfly) | ||
| Cambarus immunis | Corixid oviposition target | |||
| Cambarus simulans | Corixid oviposition target | |||
| Campsicnemus armatus | Icelandic species | Diptera (Longlegged Fly) | ||
| Campsicnemus claudicans | Diptera (Longlegged Fly) | |||
| Campsicnemus degener | Diptera (Longlegged Fly) | |||
| Campsicnemus nigripes | Diptera (Longlegged Fly) | |||
| Campsicnemus philoctetes | Diptera (Longlegged Fly) | |||
| Canace aldrichi | Canacea aldrichi | Diptera (Beach Fly) | ||
| Canaceoides nudata | Canaceoides nudatus | Diptera (Beach Fly) | ||
| Capnia bakeri | Mesocapnia bakeri | Plecoptera (Stonefly) | ||
| Capnia barberi | Plecoptera (Stonefly) | |||
| Capnia californica | Plecoptera (Stonefly) | |||
| Capnia columbiana | Utacapnia columbiana | Plecoptera (Stonefly) | ||
| Capnia elongata | Capnia gracilaria | Plecoptera (Stonefly) | ||
| Capnia fibula | Capnura fibula | Plecoptera (Stonefly) | ||
| Capnia fumigata | Isocapnia grandis | Plecoptera (Stonefly) | ||
| Capnia glabra | Plecoptera (Stonefly) | |||
| Capnia maculata | Bolshecapnia maculata | Plecoptera (Stonefly) | ||
| Capnia projecta | Mesocapnia projecta | Plecoptera (Stonefly) | ||
| Capnia promota | Plecoptera (Stonefly) | |||
| Capnia spinulosa | Plecoptera (Stonefly) | |||
| Capnia teresa | Plecoptera (Stonefly) | |||
| Capnia tumida | Capnia pileata | Plecoptera (Stonefly) | ||
| Caraphractus cinctus | Caraphtactis cinctus | Hymenoptera (Parasitic Wasp) | ||
| Cataclysta jaliscalis | Petrophila jaliscalis | MONA #4775 | Lepidoptera (Aquatic Moth) | |
| Celina angustata | Coleoptera (Predaceous Diving Beetle) | |||
| Cenocorixa andersoni | Heteroptera (Water Boatman) | |||
| Cenocorixa bifida | Heteroptera (Water Boatman) | |||
| Cenocorixa blaisdelli | Heteroptera (Water Boatman) | |||
| Cenocorixa kuiterti | Heteroptera (Water Boatman) | |||
| Cenocorixa utahensis | Heteroptera (Water Boatman) | |||
| Cenocorixa wileyae | Heteroptera (Water Boatman) | |||
| Centroptilum conturbatum | Ephemeroptera (Mayfly) | |||
| Centroptilum convexum | Centroptilum album | Ephemeroptera (Mayfly) | ||
| Centroptilum venosum | Procloeon venosum | Ephemeroptera (Mayfly) | ||
| Cercyon fimbriatus | non-aquatic | |||
| Cercyon kulzeri | non-aquatic | |||
| Cercyon luniger | non-aquatic | |||
| Ceropsilopa coquilletti | Diptera (Shore Fly) | |||
| Ceropsilopa dispar | Diptera (Shore Fly) | |||
| Ceropsilopa staffordi | Diptera (Shore Fly) | |||
| Chaetarthria minor | Chaetarthria pusilla | Coleoptera (Water Scavenger Beetle) | ||
| Chaetarthria nigrella | Coleoptera (Water Scavenger Beetle) | |||
| Chaetarthria pallida | Coleoptera (Water Scavenger Beetle) | |||
| Chaoborus astictopus | Diptera (Phantom Midge) | |||
| Chaoborus flavicans | Diptera (Phantom Midge) | |||
| Chaoborus nyblaei | Chaoborus cooki | AIM | Diptera (Phantom Midge) | |
| Chaoborus punctipennis | Diptera (Phantom Midge) | |||
| Chelifera precatoria | Diptera (Dance Fly) | |||
| Cheumatopsyche campyla | Trichoptera (Caddisfly) | |||
| Cheumatopsyche mickeli | Trichoptera (Caddisfly) | |||
| Cheumatopsyche mollala | Trichoptera (Caddisfly) | |||
| Chilo forbesellus | paracitized by Apsilops sericata | Lepidoptera (Aquatic Moth) | ||
| Chiloxanthus stellatus | Heteroptera (Shore Bug) | |||
| Chimarra angustipennis | Trichoptera (Caddisfly) | |||
| Chimarra elia | Trichoptera (Caddisfly) | |||
| Chimarra feria | Trichoptera (Caddisfly) | |||
| Chimarra siva | Chimarra angustipennis | Trichoptera (Caddisfly) | ||
| Chimarra utahensis | Trichoptera (Caddisfly) | |||
| Chorebidella bergi | Hymenoptera (Parasitic Wasp) | |||
| Chorebus aquaticus | Hymenoptera (Parasitic Wasp) | |||
| Choroterpes terratoma | Ephemeroptera (Mayfly) | |||
| Chrysogaster bellula | Chrysogaster bellulus | Orthonevra bellula | Diptera (Flower Fly or Rattail Maggot) | |
| Chrysogaster chilosoioides | Chrysosyrphus chilosoioides | Nearctica | Diptera (Flower Fly or Rattail Maggot) | |
| Chrysogaster nigrovittata | Orthonevra nigrovittata | Diptera (Flower Fly or Rattail Maggot) | ||
| Chrysogaster pacifica | Orthonevra nigrovittata | Diptera (Flower Fly or Rattail Maggot) | ||
| Chrysogaster parva | Orthonevra parva | Diptera (Flower Fly or Rattail Maggot) | ||
| Chrysogaster pulchella | Orthonevra pulchella | Diptera (Flower Fly or Rattail Maggot) | ||
| Chrysogaster robusta | Orthonevra robusta | Diptera (Flower Fly or Rattail Maggot) | ||
| Chrysogaster stigmata | Chrysogaster stigmatus | Orthonevra stigmata | Diptera (Flower Fly or Rattail Maggot) | |
| Chrysogaster unicolor | Orthonevra unicolor | Diptera (Flower Fly or Rattail Maggot) | ||
| Chrysops aestuans | Diptera (Horse or Deer Fly) | |||
| Chrysops asbestos | Diptera (Horse or Deer Fly) | |||
| Chrysops bishoppi | Diptera (Horse or Deer Fly) | |||
| Chrysops carbonaria | Chrysops carbonarius | Diptera (Horse or Deer Fly) | ||
| Chrysops clavicornis | Diptera (Horse or Deer Fly) | |||
| Chrysops coloradensis | Diptera (Horse or Deer Fly) | |||
| Chrysops coquilletteii | Chrysops coquilletti | Diptera (Horse or Deer Fly) | ||
| Chrysops discalis | Diptera (Horse or Deer Fly) | |||
| Chrysops excitans | Diptera (Horse or Deer Fly) | |||
| Chrysops fulvaster | Diptera (Horse or Deer Fly) | |||
| Chrysops furcata | Chrysops furcatus | Diptera (Horse or Deer Fly) | ||
| Chrysops hirsuticallus | Diptera (Horse or Deer Fly) | |||
| Chrysops mitis | Diptera (Horse or Deer Fly) | |||
| Chrysops noctifera noctifera | invalid combo | Diptera (Horse or Deer Fly) | ||
| Chrysops noctifera pertinax | invalid combo | Diptera (Horse or Deer Fly) | ||
| Chrysops pachycera hungerfordi | Chrysops pachycera | Chrysops pachycerus | Diptera (Horse or Deer Fly) | |
| Chrysops pachycera pachycera | Chrysops pachycera | Chrysops pachycerus | Diptera (Horse or Deer Fly) | |
| Chrysops pechumani | Diptera (Horse or Deer Fly) | |||
| Chrysops proclivis imfurcata | Chrysops proclivis | Diptera (Horse or Deer Fly) | ||
| Chrysops proclivis picea | Chrysops proclivis | Diptera (Horse or Deer Fly) | ||
| Chrysops proclivis proclivis | Chrysops proclivis | Diptera (Horse or Deer Fly) | ||
| Chrysops robusta | Chrysops robustus | Chrysops coquilletti | Diptera (Horse or Deer Fly) | |
| Chrysops surda | Chrysops surdus | Diptera (Horse or Deer Fly) | ||
| Chrysops virgulata | Chrysops virgulatus | Diptera (Horse or Deer Fly) | ||
| Chrysozona americana | Haematopota americana | Diptera (Horse or Deer Fly) | ||
| Chyranda centralis | Trichoptera (Caddisfly) | |||
| Cinygma dimicki | Ephemeroptera (Mayfly) | |||
| Cinygmula mimus | Ephemeroptera (Mayfly) | |||
| Cinygmula par | Ephemeroptera (Mayfly) | |||
| Cinygmula tioga | Ephemeroptera (Mayfly) | |||
| Cinygmula uniformis | Ephemeroptera (Mayfly) | |||
| Clanoneurum americanum | Diptera (Shore Fly) | |||
| Clanoneurum menozzii | French sp. | Diptera (Shore Fly) | ||
| Cleptelmis addenda | Coleoptera (Riffle Beetle) | |||
| Cleptelmis ornata | Coleoptera (Riffle Beetle) | |||
| Climacia areolaris | Neuroptera (Spongillaflies) | |||
| Climacia californica | Neuroptera (Spongillaflies) | |||
| Climacia dictyona | Climacia areolaris | Neuroptera (Spongillaflies) | ||
| Clinocera brunnipennis | Trichoclinocera brunnipennis | Diptera (Dance Fly) | ||
| Clinocera prasinata | Diptera (Dance Fly) | |||
| Clinocera stagnalis | Diptera (Dance Fly) | |||
| Clinohelea usingeri | Diptera (Biting Midge) | |||
| Clostoeca disjunctus | Clostoeca disjuncta | Trichoptera (Caddisfly) | ||
| Clostoeca sperryae | Clostoeca disjuncta | Trichoptera (Caddisfly) | ||
| Cnephia minus | Diptera (Black Fly) | |||
| Cnephia mutata | Diptera (Black Fly) | |||
| Cnephia osborni | Diptera (Black Fly) | |||
| Cnephia stewarti | Mayacnephia stewarti | Diptera (Black Fly) | ||
| Coenagrion resolutum | Odonata (Damselfly) | |||
| Coenia fumosa | European saltwater sp. | Diptera (Shore Fly) | ||
| Coenia turbida | invalid combo | Diptera (Shore Fly) | ||
| Colymbetes exaratas | Colymbetes exaratus | Coleoptera (Predaceous Diving Beetle) | ||
| Colymbetes inaequalis | Coleoptera (Predaceous Diving Beetle) | |||
| Colymbetes rugipennis | Coleoptera (Predaceous Diving Beetle) | |||
| Colymbetes seminiger | Coleoptera (Predaceous Diving Beetle) | |||
| Colymbetes strigatus | Coleoptera (Predaceous Diving Beetle) | |||
| Copelatus chevrolati renovatus | Coleoptera (Predaceous Diving Beetle) | |||
| Copelatus impressicollis | Coleoptera (Predaceous Diving Beetle) | |||
| Coptotomus difficilis | Coleoptera (Predaceous Diving Beetle) | |||
| Coptotomus longulus | Coleoptera (Predaceous Diving Beetle) | |||
| Cordilura adrogans | Diptera (Dung Fly) | |||
| Cordilura amans | Bucephalina amans | Diptera (Dung Fly) | ||
| Cordilura beringensis | Cordilura atrata | Diptera (Dung Fly) | ||
| Cordilura latifrons | Diptera (Dung Fly) | |||
| Cordilura luteola | Diptera (Dung Fly) | |||
| Cordilura masonina | Cordilura masconina | Cordilura criddlei | Diptera (Dung Fly) | |
| Cordulegaster dorsalis | Odonata (Dragonfly) | |||
| Cordulia shurtleffi | Cordulia shurtleffii | Odonata (Dragonfly) | ||
| Corisella decolor | Heteroptera (Water Boatman) | |||
| Corisella dispersa | invalid combo | Heteroptera (Water Boatman) | ||
| Corisella edulis | Heteroptera (Water Boatman) | |||
| Corisella inscripta | Heteroptera (Water Boatman) | |||
| Corisella mercenaria | Heteroptera (Water Boatman) | |||
| Corisella tarsalis | Heteroptera (Water Boatman) | |||
| Corisella tumida | invalid combo | Heteroptera (Water Boatman) | ||
| Corydalus cognata | Corydalus cognatus | Corydalus cornutus | Megaloptera (Dobsonfly) | |
| Crenitis alticcola | Crenitis alticola | Coleoptera (Water Scavenger Beetle) | ||
| Crenitis dissimilis | Coleoptera (Water Scavenger Beetle) | |||
| Crenitis morata | Coleoptera (Water Scavenger Beetle) | |||
| Crenitis rufiventris | Coleoptera (Water Scavenger Beetle) | |||
| Crenitis seriellus | Crenitis rufiventris | Coleoptera (Water Scavenger Beetle) | ||
| Crypteria americana | Neocladura americana | Diptera (Crane Fly) | ||
| Cryptochironomus digitatus | Diptera (Midge) | |||
| Cryptochironomus fulvus | Diptera (Midge) | |||
| Cryptolabis bidenticulata | Diptera (Crane Fly) | |||
| Cryptolabis brachyphallus | Diptera (Crane Fly) | |||
| Cryptolabis mixta | Diptera (Crane Fly) | |||
| Cryptolabis retrorsa | Diptera (Crane Fly) | |||
| Cryptostemma alienum | Heteroptera (Jumping Ground Bug) | |||
| Cryptostemma usingeri | Heteroptera (Jumping Ground Bug) | |||
| Culex anips | Diptera (Mosquito) | |||
| Culex apicalis | Diptera (Mosquito) | |||
| Culex boharti | Diptera (Mosquito) | |||
| Culex erythrothorax | Diptera (Mosquito) | |||
| Culex pipiens | Diptera (Mosquito) | |||
| Culex quinquefasciatus | Diptera (Mosquito) | |||
| Culex reevesi | Diptera (Mosquito) | |||
| Culex restuans | Diptera (Mosquito) | |||
| Culex stigmatosoma | Culex peus | Diptera (Mosquito) | ||
| Culex tarsalis | Diptera (Mosquito) | |||
| Culex territans | Diptera (Mosquito) | |||
| Culex thriambus | Diptera (Mosquito) | |||
| Culicoides baueri | Diptera (Biting Midge) | |||
| Culicoides brookmani | Diptera (Biting Midge) | |||
| Culicoides chckerelli cockerelli | Culicoides cockerelli cockerelli | Culicoides cockerellii | Diptera (Biting Midge) | |
| Culicoides cockerelli saltonensis | Culicoides saltonensis | Diptera (Biting Midge) | ||
| Culicoides copiosus | Diptera (Biting Midge) | |||
| Culicoides crepuscularis | Diptera (Biting Midge) | |||
| Culicoides haematopotus | Diptera (Biting Midge) | |||
| Culicoides hieroglyphicus | Diptera (Biting Midge) | |||
| Culicoides jamesi | Diptera (Biting Midge) | |||
| Culicoides luteovenus | Diptera (Biting Midge) | |||
| Culicoides mohave | Diptera (Biting Midge) | |||
| Culicoides monoensis | Diptera (Biting Midge) | |||
| Culicoides obsoletus | Diptera (Biting Midge) | |||
| Culicoides palmerae | Diptera (Biting Midge) | |||
| Culicoides reevesi | Diptera (Biting Midge) | |||
| Culicoides stellifer | Diptera (Biting Midge) | |||
| Culicoides tenuistylus | Diptera (Biting Midge) | |||
| Culicoides tristriatulus | Diptera (Biting Midge) | |||
| Culicoides unicolor | Diptera (Biting Midge) | |||
| Culicoides usingeri | Diptera (Biting Midge) | |||
| Culicoides utahensis | Diptera (Biting Midge) | |||
| Culicoides variipennis | Diptera (Biting Midge) | |||
| Culiseta impatiens | Diptera (Mosquito) | |||
| Culiseta incidens | Diptera (Mosquito) | |||
| Culiseta inornata | Diptera (Mosquito) | |||
| Culiseta maccrackenae | Culiseta particeps | Diptera (Mosquito) | ||
| Cybister ellipticus | Coleoptera (Predaceous Diving Beetle) | |||
| Cybister explanatus | Coleoptera (Predaceous Diving Beetle) | |||
| Cylloepus parkeri | Coleoptera (Riffle Beetle) | |||
| Cymatotopus acrosticalis | invalid combo | |||
| Cymbiodyta dorsalis | Coleoptera (Water Scavenger Beetle) | |||
| Cymbiodyta imbellis | Coleoptera (Water Scavenger Beetle) | |||
| Cymbiodyta pacifica | Coleoptera (Water Scavenger Beetle) | |||
| Cymbiodyta puntatostriatus | Cymbiodyta punctatostriata | Coleoptera (Water Scavenger Beetle) | ||
| Dactylolabis damula | Diptera (Crane Fly) | |||
| Dactylolabis imitata | Diptera (Crane Fly) | |||
| Dactylolabis parviloba | Diptera (Crane Fly) | |||
| Dasyhelea ancora | Diptera (Biting Midge) | |||
| Dasyhelea atrata | Diptera (Biting Midge) | |||
| Dasyhelea bifurcata | Dasyhelea neobifurcata | Diptera (Biting Midge) | ||
| Dasyhelea brookmani | Diptera (Biting Midge) | |||
| Dasyhelea cincta | Diptera (Biting Midge) | |||
| Dasyhelea festiva | Diptera (Biting Midge) | |||
| Dasyhelea grisea | Diptera (Biting Midge) | |||
| Dasyhelea johannseni | Diptera (Biting Midge) | |||
| Dasyhelea mutabilis | Diptera (Biting Midge) | |||
| Dasyhelea pallens | Diptera (Biting Midge) | |||
| Dasyhelea pollinosa | Diptera (Biting Midge) | |||
| Dasyhelea pricthardi | Dasyhelea pritchardi | Diptera (Biting Midge) | ||
| Dasyhelea sanctaemariae | Diptera (Biting Midge) | |||
| Dasyhelea tenebrosa | Diptera (Biting Midge) | |||
| Dasyhelea thomsenae | Diptera (Biting Midge) | |||
| Dasyhelea tristyla | Diptera (Biting Midge) | |||
| Deronectes addendus | Coleoptera (Predaceous Diving Beetle) | |||
| Deronectes coelamboides | Nearctica | Coleoptera (Predaceous Diving Beetle) | ||
| Deronectes corpulentus | Nearctica | Coleoptera (Predaceous Diving Beetle) | ||
| Deronectes deceptus | Coleoptera (Predaceous Diving Beetle) | |||
| Deronectes dolerosus | Nearctica | Coleoptera (Predaceous Diving Beetle) | ||
| Deronectes eximius | Nearctica | Coleoptera (Predaceous Diving Beetle) | ||
| Deronectes expositus | Coleoptera (Predaceous Diving Beetle) | |||
| Deronectes funereus | Nearctica | Coleoptera (Predaceous Diving Beetle) | ||
| Deronectes griseostriatus | Coleoptera (Predaceous Diving Beetle) | |||
| Deronectes panaminti | Coleoptera (Predaceous Diving Beetle) | |||
| Deronectes quadrimaculatus | invalid combo | Coleoptera (Predaceous Diving Beetle) | ||
| Deronectes roffi | Coleoptera (Predaceous Diving Beetle) | |||
| Deronectes striatellus | Stictotarsus striatellus | Coleoptera (Predaceous Diving Beetle) | ||
| Desmona bethula | Trichoptera (Caddisfly) | |||
| Desmopachria dispersa | Coleoptera (Predaceous Diving Beetle) | |||
| Desmopachria latissima | Coleoptera (Predaceous Diving Beetle) | |||
| Deuterophlebia coloradensis | Diptera (Mountain Midge) | |||
| Deuterophlebia shasta | Diptera (Mountain Midge) | |||
| Diaulota brevipes | Amblopusa brevipes | Coleoptera (Rove Beetle) | ||
| Diaulota densissima | Coleoptera (Rove Beetle) | |||
| Dichaeta atriventris | Notiphila atriventris | Diptera (Shore Fly) | ||
| Dicosmoecus atripes | Trichoptera (Caddisfly) | |||
| Dicosmoecus unicolor | Onocosmoecus unicolor | Trichoptera (Caddisfly) | ||
| Dicranaptycha laevis | Dicranoptycha laevis | Diptera (Crane Fly) | ||
| Dicranaptycha melampygia | Dicranoptycha melampygia | Diptera (Crane Fly) | ||
| Dicranaptycha occidentalis | Dicranoptycha occidentalis | Diptera (Crane Fly) | ||
| Dicranaptycha spinosissima | Dicranoptycha spinosissima | Diptera (Crane Fly) | ||
| Dicranaptycha stenophallus | Dicranoptycha stenophallus | Diptera (Crane Fly) | ||
| Dicronota cazieriana | Dicranota cazieriana | Diptera (Crane Fly) | ||
| Dicronota debilis | Dicranota debilis | invalid combo | Diptera (Crane Fly) | |
| Dicronota maculata | Dicranota maculata | Diptera (Crane Fly) | ||
| Dicronota nuptialis | Dicranota nuptialis | Diptera (Crane Fly) | ||
| Dicronota polymeroides | Dicranota polymeroides | Diptera (Crane Fly) | ||
| Dicronota reducta | Dicranota reducta | Nearctica | Diptera (Crane Fly) | |
| Dicronota tehama | Dicranota tehama | Diptera (Crane Fly) | ||
| Dicronota vanduzeei | Dicranota vanduzeei | Diptera (Crane Fly) | ||
| Dictya lobifera | Diptera (Marsh Fly) | |||
| Dictya pictipes | Diptera (Marsh Fly) | |||
| Dictya umbrarum | Diptera (Marsh Fly) | |||
| Dictya umbroides | Diptera (Marsh Fly) | |||
| Dimecoenia austrina | invalid combo | Diptera (Shore Fly) | ||
| Dimecoenia caesia | invalid combo | Diptera (Shore Fly) | ||
| Dimecoenia spinosa | Diptera (Shore Fly) | |||
| Dimecoenia zurcheri | S. American species | Diptera (Shore Fly) | ||
| Dineutus solitarius | Coleoptera (Whirlygig Beetle) | |||
| Diplectrona californica | Trichoptera (Caddisfly) | |||
| Diploneura cornuta | Dohrniphora cornuta | Diptera (Humpbacked Fly) | ||
| Discocerina nadineae | Diptera (Shore Fly) | |||
| Discocerina obscurella | Diptera (Shore Fly) | |||
| Discocerina plumosa | Bulgarian species | Diptera (Shore Fly) | ||
| Discocerina trochanterata | Diptera (Shore Fly) | |||
| Discocerina turgidula | Diptera (Shore Fly) | |||
| Discomyza incurva | European species | Diptera (Shore Fly) | ||
| Discomyza maculipennis | Diptera (Shore Fly) | |||
| Ditrichopera argyrostoma | Ditrichophora argyrostoma | Diptera (Shore Fly) | ||
| Ditrichopera atrata | Ditrichophora atrata | Diptera (Shore Fly) | ||
| Ditrichopera cana | Ditrichophora cana | Diptera (Shore Fly) | ||
| Ditrichopera lugubris | Ditrichophora lugubris | Diptera (Shore Fly) | ||
| Ditrichopera occidentalis | Ditrichophora occidentalis | Diptera (Shore Fly) | ||
| Ditrichopera valens | Ditrichophora valens | Diptera (Shore Fly) | ||
| Diura knowltoni | Plecoptera (Stonefly) | |||
| Dixa aliciae | Diptera (Dixid Midge) | |||
| Dixa californica | Diptera (Dixid Midge) | |||
| Dixa chalonensis | Meringodixa chalonensis | Diptera (Dixid Midge) | ||
| Dixa hegemonica | Diptera (Dixid Midge) | |||
| Dixa modesta | Diptera (Dixid Midge) | |||
| Dixa rhathyme | Diptera (Dixid Midge) | |||
| Dixa somnolenta | Dixella cornuta | Diptera (Dixid Midge) | ||
| Dixa xavia | Diptera (Dixid Midge) | |||
| Dohrniphora venusta | Dohrniphora divaricata | Diptera (Humpbacked Fly) | ||
| Dolichopus acricola | Diptera (Longlegged Fly) | |||
| Dolichopus aedequatus | Dolichopus adaequatus | Diptera (Longlegged Fly) | ||
| Dolichopus afflictus | Dolichopus affictus | Diptera (Longlegged Fly) | ||
| Dolichopus affluens | Diptera (Longlegged Fly) | |||
| Dolichopus aldrichii | Diptera (Longlegged Fly) | |||
| Dolichopus amnicola | Diptera (Longlegged Fly) | |||
| Dolichopus andersoni | Diptera (Longlegged Fly) | |||
| Dolichopus appendiculatus | Diptera (Longlegged Fly) | |||
| Dolichopus bakeri | Diptera (Longlegged Fly) | |||
| Dolichopus barbaricus | Diptera (Longlegged Fly) | |||
| Dolichopus bruesi | Diptera (Longlegged Fly) | |||
| Dolichopus californicus | Diptera (Longlegged Fly) | |||
| Dolichopus canaliculatus | Diptera (Longlegged Fly) | |||
| Dolichopus cavatus | Diptera (Longlegged Fly) | |||
| Dolichopus completus | Diptera (Longlegged Fly) | |||
| Dolichopus comptus | Diptera (Longlegged Fly) | |||
| Dolichopus consanguineus | Diptera (Longlegged Fly) | |||
| Dolichopus coquillittei | Dolichopus coquilletti | Diptera (Longlegged Fly) | ||
| Dolichopus corax | Diptera (Longlegged Fly) | |||
| Dolichopus crenatus | Diptera (Longlegged Fly) | |||
| Dolichopus cuprinus | Diptera (Longlegged Fly) | |||
| Dolichopus duplicatus | Diptera (Longlegged Fly) | |||
| Dolichopus formosus | Diptera (Longlegged Fly) | |||
| Dolichopus grandis | Diptera (Longlegged Fly) | |||
| Dolichopus hastatus | Diptera (Longlegged Fly) | |||
| Dolichopus idahoensis | Diptera (Longlegged Fly) | |||
| Dolichopus jugalis | Diptera (Longlegged Fly) | |||
| Dolichopus manicula | Diptera (Longlegged Fly) | |||
| Dolichopus monticula | Dolichopus monticola | Diptera (Longlegged Fly) | ||
| Dolichopus multisetosus | Diptera (Longlegged Fly) | |||
| Dolichopus myosota | Dolichopus myosotus | Diptera (Longlegged Fly) | ||
| Dolichopus nigricauda | Diptera (Longlegged Fly) | |||
| Dolichopus nigrimanus | Diptera (Longlegged Fly) | |||
| Dolichopus obcordatus | Diptera (Longlegged Fly) | |||
| Dolichopus occidentalis | Diptera (Longlegged Fly) | |||
| Dolichopus paluster | Diptera (Longlegged Fly) | |||
| Dolichopus penicillatus | Diptera (Longlegged Fly) | |||
| Dolichopus plumipes | Diptera (Longlegged Fly) | |||
| Dolichopus pollex | Diptera (Longlegged Fly) | |||
| Dolichopus ramifer | Diptera (Longlegged Fly) | |||
| Dolichopus scoparius | Dolichopus finitus | Diptera (Longlegged Fly) | ||
| Dolichopus squamosus | Diptera (Longlegged Fly) | |||
| Dolichopus subcostatus | Diptera (Longlegged Fly) | |||
| Dolichopus sufflavus | Diptera (Longlegged Fly) | |||
| Dolichopus superbus | Diptera (Longlegged Fly) | |||
| Dolichopus talus | Diptera (Longlegged Fly) | |||
| Dolichopus tenuipes | Diptera (Longlegged Fly) | |||
| Dolichopus uxorcula | Diptera (Longlegged Fly) | |||
| Dolichopus viridis | Diptera (Longlegged Fly) | |||
| Dolichopus walkeri | Diptera (Longlegged Fly) | |||
| Dolophilodes aequalis | Trichoptera (Caddisfly) | |||
| Dolophilodes distinctus | Dolophilodes distincta | TWC | Trichoptera (Caddisfly) | |
| Dolophilodes dorcus | Dolophilodes dorca | TWC | Trichoptera (Caddisfly) | |
| Dolophilodes novusamericanus | Dolophilodes novusamericana | TWC | Trichoptera (Caddisfly) | |
| Dolophilodes pollidipes | Dolophilodes pallidipes | Trichoptera (Caddisfly) | ||
| Donacia distincta occidentalis | Donacia distincta | Coleoptera (Leaf Beetle) | ||
| Donacia emarginata | Plateumaris nitida | Coleoptera (Leef Beetle) | ||
| Donacia germari | perhaps Plateumaris germari | Coleoptera (Leaf Beetle) | ||
| Donacia hirticollis | Coleoptera (Leaf Beetle) | |||
| Donacia longicollis | perhaps Coleorozena or Metachroma | Coleoptera (Leaf Beetle) | ||
| Donacia piscatrix | Coleoptera (Leaf Beetle) | |||
| Donacia proxima californica | Donacia proxima | Coleoptera (Leaf Beetle) | ||
| Donacia pubescens | Coleoptera (Leaf Beetle) | |||
| Donacia pusilla pyritosa | Plateumaris pusilla | MCZ Type Database - Harvard Univ | Coleoptera (Leef Beetle) | |
| Donacia subtilis magistrigata | Donacia subtilis | Coleoptera (Leaf Beetle) | ||
| Drusinus edwardsi | Pseudostenophylax edwardsi | Trichoptera (Caddisfly) | ||
| Dryops arizonensis | Coleoptera (Longtoed Water Beetle) | |||
| Dryops luridus | Coleoptera (Longtoed Water Beetle) | |||
| Dubiraphia brunnescens | Coleoptera (Riffle Beetle) | |||
| Dubiraphia giulianii | Coleoptera (Riffle Beetle) | |||
| Dysmicohermes crepusculus | invalid combo | Megaloptera (Fishfly) | ||
| Dysmicohermes ingens | Megaloptera (Fishfly) | |||
| Dythemis velox | Odonata (Dragonfly) | |||
| Dytiscus anxius | Coleoptera (Predaceous Diving Beetle) | |||
| Dytiscus dauricus | Coleoptera (Predaceous Diving Beetle) | |||
| Dytiscus hatchi | Coleoptera (Predaceous Diving Beetle) | |||
| Dytiscus marginalis | Coleoptera (Predaceous Diving Beetle) | |||
| Dytiscus marginicollis | Coleoptera (Predaceous Diving Beetle) | |||
| Ecclisomyia bilera | Trichoptera (Caddisfly) | |||
| Ecclisomyia conspersa | Trichoptera (Caddisfly) | |||
| Ecclisomyia maculosa | Trichoptera (Caddisfly) | |||
| Ecclisomyia scylla | Ecclisocosmoecus scylla | Trichoptera (Caddisfly) | ||
| Ecclisomyia simulata | Ecclisomyia maculosa | Trichoptera (Caddisfly) | ||
| Edmundsius agilis | Ephemeroptera (Mayfly) | |||
| Elliptera astigmatica | Diptera (Crane Fly) | |||
| Elliptera clausa | Diptera (Crane Fly) | |||
| Elodes apicalis | Coleoptera (Marsh Beetle) | |||
| Elodes aquatica | Coleoptera (Marsh Beetle) | |||
| Elodes hausmanni | invalid combo | Coleoptera (Marsh Beetle) | ||
| Elodes marginata | Elodes emarginata | Coleoptera (Marsh Beetle) | ||
| Elodes minuta | invalid combo | Coleoptera (Marsh Beetle) | ||
| Elodes nunenmacheri | Coleoptera (Marsh Beetle) | |||
| Elophila brunnildalis | Lepidoptera (Aquatic Moth) | |||
| Elophila kearfottalis | invalid combo | Lepidoptera (Aquatic Moth) | ||
| Elophila satanalis | Lepidoptera (Aquatic Moth) | |||
| Elophila schaefferalis | invalid combo | Lepidoptera (Aquatic Moth) | ||
| Elophila truckeealis | Lepidoptera (Aquatic Moth) | |||
| Elsianus moestus | Coleoptera (Riffle Beetle) | |||
| Emplenota arenaria | marine sp. | |||
| Emplenota pacifica | marine sp. | |||
| Enallagma anna | Odonata (Damselfly) | |||
| Enallagma boreale | Odonata (Damselfly) | |||
| Enallagma carunculatum | Odonata (Damselfly) | |||
| Enallagma civile | Odonata (Damselfly) | |||
| Enallagma clausum | Odonata (Damselfly) | |||
| Enallagma cyathigerum | Odonata (Damselfly) | |||
| Enallagma praevarum | Odonata (Damselfly) | |||
| Endalus limatulus | Notiodes limatulus | Coleoptera (Water Weevil) | ||
| Endalus limatulus | Notiodes limatulus | Coleoptera (Water Weevil) | ||
| Endalus limatulus | Notiodes limatulus | Coleoptera (Marsh Weevil) | ||
| Endalus limatulus | Notiodes limatulus | Coleoptera (Marsh Weevil) | ||
| Endalus ovalis | Notiodes ovalis | Coleoptera (Water Weevil) | ||
| Endalus ovalis | Notiodes ovalis | Coleoptera (Water Weevil) | ||
| Endalus ovalis | Notiodes ovalis | Coleoptera (Marsh Weevil) | ||
| Endalus ovalis | Notiodes ovalis | Coleoptera (Marsh Weevil) | ||
| Endeodes basalis | Coleoptera (Soft-Winged Flower Beetle) | |||
| Endeodes blaisdelli | Coleoptera (Soft-Winged Flower Beetle) | |||
| Endeodes collaris | Coleoptera (Soft-Winged Flower Beetle) | |||
| Endeodes insularis | Coleoptera (Soft-Winged Flower Beetle) | |||
| Endeodes rugiceps | Coleoptera (Soft-Winged Flower Beetle) | |||
| Enochrus californicus | Coleoptera (Water Scavenger Beetle) | |||
| Enochrus carinatus | Coleoptera (Water Scavenger Beetle) | |||
| Enochrus conjunctus | Enochrus hamiltoni | Coleoptera (Water Scavenger Beetle) | ||
| Enochrus cristatus | Coleoptera (Water Scavenger Beetle) | |||
| Enochrus cuspidatus | Coleoptera (Water Scavenger Beetle) | |||
| Enochrus diffusus | Coleoptera (Water Scavenger Beetle) | |||
| Enochrus fucatus | Enochrus carinatus fucatus | Coleoptera (Water Scavenger Beetle) | ||
| Enochrus hamiltoni pacificus | Enochrus hamiltoni | Coleoptera (Water Scavenger Beetle) | ||
| Enochrus hamiltoni pyretus | Enochrus hamiltoni | Coleoptera (Water Scavenger Beetle) | ||
| Enochrus lattiusculus | invalid combo | Coleoptera (Water Scavenger Beetle) | ||
| Enochrus obtusiusculus | Enochrus cristatus | Coleoptera (Water Scavenger Beetle) | ||
| Enochrus pectoralis | Enochrus pygmaeus pectoralis | Coleoptera (Water Scavenger Beetle) | ||
| Entomobrya clitellaria | Collembola (Springtail) | |||
| Entomobrya laguna | Collembola (Springtail) | |||
| Ephemerella cognata | Serratella teresa | Ephemeroptera (Mayfly) | ||
| Ephemerella coloradensis | Drunella coloradensis | Ephemeroptera (Mayfly) | ||
| Ephemerella delantala | Attenella delantala | Ephemeroptera (Mayfly) | ||
| Ephemerella doddsi | Drunella doddsii | Ephemeroptera (Mayfly) | ||
| Ephemerella euterpe | Ephemerella maculata | Ephemeroptera (Mayfly) | ||
| Ephemerella flavilinea | Drunella flavilinea | Ephemeroptera (Mayfly) | ||
| Ephemerella glacialis carsona | Drunella grandis grandis | Ephemeroptera (Mayfly) | ||
| Ephemerella hecuba | Timpanoga hecuba hecuba | Ephemeroptera (Mayfly) | ||
| Ephemerella heterocaudata | Caudatella heterocaudata heterocaudata | Ephemeroptera (Mayfly) | ||
| Ephemerella hystris | Ephemerella hystrix | Caudatella hystrix | Ephemeroptera (Mayfly) | |
| Ephemerella inermis | Ephemerella excrucians | Ephemeroptera (Mayfly) | ||
| Ephemerella infrequens | Ephemerella dorothea infrequens | Ephemeroptera (Mayfly) | ||
| Ephemerella levis | Serratella levis | Ephemeroptera (Mayfly) | ||
| Ephemerella lodi | Eurylophella lodi | Ephemeroptera (Mayfly) | ||
| Ephemerella maculata | Ephemeroptera (Mayfly) | |||
| Ephemerella micheneri | Serratella micheneri | Ephemeroptera (Mayfly) | ||
| Ephemerella mollitia | Ephemerella dorothea infrequens | Ephemeroptera (Mayfly) | ||
| Ephemerella pelosa | Drunella pelosa | Ephemeroptera (Mayfly) | ||
| Ephemerella proserpina | Drunella grandis ingens | Ephemeroptera (Mayfly) | ||
| Ephemerella sierra | Drunella spinifera | Ephemeroptera (Mayfly) | ||
| Ephemerella soquele | Attenella soquele | Ephemeroptera (Mayfly) | ||
| Ephemerella spinifera | Drunella spinifera | Ephemeroptera (Mayfly) | ||
| Ephemerella spinosa | Caudatella hystrix | Ephemeroptera (Mayfly) | ||
| Ephemerella teresa | Serratella teresa | Ephemeroptera (Mayfly) | ||
| Ephemerella tibialis | Serratella tibialis | Ephemeroptera (Mayfly) | ||
| Ephemerella yosemite | Drunella grandis ingens | Ephemeroptera (Mayfly) | ||
| Ephydra auripes | Diptera (Shore Fly) | |||
| Ephydra cinerea | Ephydra gracilis | Diptera (Shore Fly) | ||
| Ephydra macellaria | Diptera (Shore Fly) | |||
| Ephydra riparia | Diptera (Shore Fly) | |||
| Eretes stricticus | Coleoptera (Predaceous Diving Beetle) | |||
| Eretmoptera browni | Diptera (Midge) | |||
| Erioptera bispinosa | Diptera (Crane Fly) | |||
| Erioptera fenderi | invalid combo | Diptera (Crane Fly) | ||
| Erioptera millardi | invalid combo | Diptera (Crane Fly) | ||
| Erioptera nitida | Diptera (Crane Fly) | |||
| Erioptera palomarica | Diptera (Crane Fly) | |||
| Erioptera perflaveola | Erioptera perflavens | Cheilotrichia perflavens | Diptera (Crane Fly) | |
| Erioptera sackeniana | invalid combo | Diptera (Crane Fly) | ||
| Erioptera sequoiae | invalid combo | Diptera (Crane Fly) | ||
| Erioptera squamosa | Diptera (Crane Fly) | |||
| Eriplanus cushmani | Theroscopus cushmani | parasite of Gyrinus | ||
| Erpetogomphus compositus | Odonata (Dragonfly) | |||
| Erpetogomphus lampropeltis | Odonata (Dragonfly) | |||
| Erythemis callocata | Erythemis collocata | Odonata (Dragonfly) | ||
| Erythemis simplicicollis | Odonata (Dragonfly) | |||
| Erythrodiplax funerea | Odonata (Dragonfly) | |||
| Eubrianax edwardsi | Eubrianax edwardsii | Coleoptera (Water Penny Beetle) | ||
| Eucapnopsis brevicauda | Plecoptera (Stonefly) | |||
| Eucorethra underwoodi | Diptera (Phantom Midge) | |||
| Eulalia americana | Odontomyia americana | Diptera (Soldier Fly) | ||
| Eulalia anticola | invalid combo | |||
| Eulalia arcuata | Odontomyia arcuata | Diptera (Soldier Fly) | ||
| Eulalia cincta | Odontomyia cincta | Diptera (Soldier Fly) | ||
| Eulalia colei | Odontomyia colei | Diptera (Soldier Fly) | ||
| Eulalia hirtocculata | Odontomyia hirtocculata | Diptera (Soldier Fly) | ||
| Eulalia hoodiana | Odontomyia hoodiana | Diptera (Soldier Fly) | ||
| Eulalia inequalis | Odontomyia inequalis | Odontomyia inaequalis | Diptera (Soldier Fly) | |
| Eulalia pilosa | Odontomyia pilosus | Diptera (Soldier Fly) | ||
| Eulalia pubescens | Odontomyia pubescens | Diptera (Soldier Fly) | ||
| Eulalia timida | Odontomyia tumida | Diptera (Soldier Fly) | ||
| Euparyphus amplus | Caloparyphus amplus | Diptera (Soldier Fly) | ||
| Euparyphus apicalis | Diptera (Soldier Fly) | |||
| Euparyphus crotchii | Euparyphus crotchi | Caloparyphus crotchi | Diptera (Soldier Fly) | |
| Euparyphus crucigerous | Euparyphus crucigerus | Caloparyphus crucigerus | Diptera (Soldier Fly) | |
| Euparyphus flaviventris | Caloparyphus flaviventris | Diptera (Soldier Fly) | ||
| Euparyphus lagunae | Diptera (Soldier Fly) | |||
| Euparyphus major | Caloparyphus major | Diptera (Soldier Fly) | ||
| Euparyphus mariposa | Caloparyphus mariposa | Diptera (Soldier Fly) | ||
| Euparyphus niger | Adoxomyia lata | Diptera (Soldier Fly) | ||
| Euparyphus pardalinus | Diptera (Soldier Fly) | |||
| Euparyphus tahoensis | Caloparyphus crucigerus | Diptera (Soldier Fly) | ||
| Eurystethes californicus | Aegialites californicus | Coleoptera (Narrow-Waisted Bark Beetle) | ||
| Eurystethes fuschsii | Aegialites fuchsii | Coleoptera (Narrow-Waisted Bark Beetle) | ||
| Eurystethes subopacus | Aegialites subopacus | Coleoptera (Narrow-Waisted Bark Beetle) | ||
| Forcipomyia bipunctata | Diptera (Biting Midge) | |||
| Forcipomyia brevipennis | Diptera (Biting Midge) | |||
| Forcipomyia brookmani | Forcipomyia fuliginosa | Diptera (Biting Midge) | ||
| Forcipomyia calcarata var. sonora | Forcipomyia sonora | Diptera (Biting Midge) | ||
| Forcipomyia cilipes | Diptera (Biting Midge) | |||
| Forcipomyia cinctipes | Diptera (Biting Midge) | |||
| Forcipomyia colemani | Diptera (Biting Midge) | |||
| Forcipomyia eques | Diptera (Biting Midge) | |||
| Forcipomyia hurdi | Diptera (Biting Midge) | |||
| Forcipomyia macswaini | Diptera (Biting Midge) | |||
| Forcipomyia monilicornis | Diptera (Biting Midge) | |||
| Forcipomyia occidentalis | Forcipomyia hygrophila | Diptera (Biting Midge) | ||
| Forcipomyia quatei | Diptera (Biting Midge) | |||
| Forcipomyia squamipes | Diptera (Biting Midge) | |||
| Forcipomyia texana simulata | Forcipomyia texana | Diptera (Biting Midge) | ||
| Forcipomyia texana texana | Forcipomyia texana | Diptera (Biting Midge) | ||
| Forcipomyia townesi | Diptera (Biting Midge) | |||
| Galerucella nymphaeae | Coleoptera (Leef Beetle) | |||
| Gelastocoris californiensis | Heteroptera (Toad Bug) | |||
| Gelastocoris oculatus | Heteroptera (Toad Bug) | |||
| Gelastocoris rotundatus | Heteroptera (Toad Bug) | |||
| Gelastocoris variegatus | Heteroptera (Toad Bug) | |||
| Gerris buenoi | Heteroptera (Water Strider) | |||
| Gerris dissortis | Limnoporus dissortis | Heteroptera (Water Strider) | ||
| Gerris gillettei | Heteroptera (Water Strider) | |||
| Gerris incognitus | Heteroptera (Water Strider) | |||
| Gerris incurvatus | Heteroptera (Water Strider) | |||
| Gerris marginatus | Heteroptera (Water Strider) | |||
| Gerris notabilis | Limnoporus notabilis? | Heteroptera (Water Strider) | ||
| Gerris nyctalis | Aquarius nyctalis | Heteroptera (Water Strider) | ||
| Gerris remigis | Aquarius remigis | Heteroptera (Water Strider) | ||
| Gerris rufoscutellatus | Limnoporus rufoscutellatus | Heteroptera (Water Strider) | ||
| Ginglymyia acirostris | parasitic aquatic tachinid | |||
| Glaucops fratellus | Tabanus fratellus | Diptera (Horse or Deer Fly) | ||
| Glenanthe litorea | Diptera (Shore Fly) | |||
| Glossosoma brunea | Glossosoma bruna | Trichoptera (Caddisfly) | ||
| Glossosoma califica | Trichoptera (Caddisfly) | |||
| Glossosoma mereca | Glossosoma merecum | Trichoptera (Caddisfly) | ||
| Glossosoma oregonense | Trichoptera (Caddisfly) | |||
| Glossosoma pterna | Glossosoma pternum | Trichoptera (Caddisfly) | ||
| Glyphopsyche irrorata | Trichoptera (Caddisfly) | |||
| Gomphus confraternus confraternus | Gomphus kurilis | Odonata (Dragonfly) | ||
| Gomphus confraternus donneri | Gomphus kurilis | Odonata (Dragonfly) | ||
| Gomphus intricatus | Stylurus intricatus | Odonata (Dragonfly) | ||
| Gomphus kurilis | Odonata (Dragonfly) | |||
| Gomphus olivaceous | Stylurus olivaceus | Odonata (Dragonfly) | ||
| Gomphus sobrinus | Gomphus kurilis | Odonata (Dragonfly) | ||
| Gonomyia aciculifera | Diptera (Crane Fly) | |||
| Gonomyia californica | Diptera (Crane Fly) | |||
| Gonomyia cinerea | Diptera (Crane Fly) | |||
| Gonomyia coloradica | Diptera (Crane Fly) | |||
| Gonomyia flavibasis | Diptera (Crane Fly) | |||
| Gonomyia hesperia | Diptera (Crane Fly) | |||
| Gonomyia lindseyi | Diptera (Crane Fly) | |||
| Gonomyia pelingi | Gonomyia polingi | Diptera (Crane Fly) | ||
| Gonomyia percomplexa | Diptera (Crane Fly) | |||
| Gonomyia poliocephala | Diptera (Crane Fly) | |||
| Gonomyia proserpina | Diptera (Crane Fly) | |||
| Gonomyia spinifer | Diptera (Crane Fly) | |||
| Gonomyia tuberculata | Gonomyia flavibasis | Diptera (Crane Fly) | ||
| Gonomyia virgata | Diptera (Crane Fly) | |||
| Graphoderus occidentalis | Coleoptera (Predaceous Diving Beetle) | |||
| Graptocorixa abdominalis | Heteroptera (Water Boatman) | |||
| Graptocorixa californica | Heteroptera (Water Boatman) | |||
| Graptocorixa serrulata | Heteroptera (Water Boatman) | |||
| Graptocorixa uhleri | Heteroptera (Water Boatman) | |||
| Graptocorixa uhleroidea | Heteroptera (Water Boatman) | |||
| Gymnopa bibentata | invalid combo | |||
| Gymnopa tibialis | Mosillus tibialis | Diptera (Shore Fly) | ||
| Gynacantha nervosa | Odonata (Dragonfly) | |||
| Gynacantha trifida | Triacanthagyna trifida | Odonata (Dragonfly) | ||
| Gyretes californicus | Coleoptera (Whirlygig Beetle) | |||
| Gyretes sinuatus | Coleoptera (Whirlygig Beetle) | |||
| Gyrinophagus dineutus | Gyrinophagus dineutis | Hymenoptera (Parasitic Wasp) | ||
| Gyrinus affinis | Gyrinus affinus | Coleoptera (Whirlygig Beetle) | ||
| Gyrinus assimilis | invalid combo | Coleoptera (Whirlygig Beetle) | ||
| Gyrinus bifarius | Coleoptera (Whirlygig Beetle) | |||
| Gyrinus consobrinus | Coleoptera (Whirlygig Beetle) | |||
| Gyrinus parcus californicus | Coleoptera (Whirlygig Beetle) | |||
| Gyrinus picipes | Coleoptera (Whirlygig Beetle) | |||
| Gyrinus pleuralis | Coleoptera (Whirlygig Beetle) | |||
| Gyrinus plicifer | Coleoptera (Whirlygig Beetle) | |||
| Gyrinus punctellus | Coleoptera (Whirlygig Beetle) | |||
| Haliplus concolor | Coleoptera (Crawling Water Beetle) | |||
| Haliplus cylindricus | Coleoptera (Crawling Water Beetle) | |||
| Haliplus dorsomaculatus | Coleoptera (Crawling Water Beetle) | |||
| Haliplus gracilis | Coleoptera (Crawling Water Beetle) | |||
| Haliplus leechi | Coleoptera (Crawling Water Beetle) | |||
| Haliplus mimeticus | Coleoptera (Crawling Water Beetle) | |||
| Haliplus robertsi | Coleoptera (Crawling Water Beetle) | |||
| Haliplus rugosus | Coleoptera (Crawling Water Beetle) | |||
| Haliplus subguttatus | Coleoptera (Crawling Water Beetle) | |||
| Haliplus tumidus | Coleoptera (Crawling Water Beetle) | |||
| Haliplus wallisi | Coleoptera (Crawling Water Beetle) | |||
| Halobates sericeus | Heteroptera (Water Strider) | |||
| Haplometra cylindracea | a tremode of frogs | |||
| Hastaperla brevis | Haploperla brevis | Plecoptera (Stonefly) | ||
| Hastaperla chilnualna | Haploperla chilnualna | Plecoptera (Stonefly) | ||
| Hebrus concinnus | Heteroptera (Velvet Water Bug) | |||
| Hebrus hubbardi | Heteroptera (Velvet Water Bug) | |||
| Hebrus ruficeps | European species | Heteroptera (Velvet Water Bug) | ||
| Hebrus sobrinus | Heteroptera (Velvet Water Bug) | |||
| Hecamede persimilis | Diptera (Shore Fly) | |||
| Hecamedoides glaucella | Hecamedoides glaucellus | Diptera (Shore Fly) | ||
| Hecamedoides hecuba | invalid combo | Diptera (Shore Fly) | ||
| Hedriodiscus currani | Odontomyia truquii var. currani | Hedriodiscus truquii | Diptera (Soldier Fly) | |
| Hedriodiscus trivittatus | Diptera (Soldier Fly) | |||
| Hedriodiscus truquii innotata | Hedriodiscus truquii | Diptera (Soldier Fly) | ||
| Hedriodiscus truquii trutuii | Hedriodiscus truquii | Diptera (Soldier Fly) | ||
| Hedriodiscus vertebrata | Hedriodiscus vertebratus | Diptera (Soldier Fly) | ||
| Helaeomyia petrolei | Diptera (Shore Fly) | |||
| Helea culicoidithorax | likely Ceratopogon culicoidithorax | |||
| Helea longipennis | Ceratoculicoides longipennis | Diptera (Biting Midge) | ||
| Helea mallochi | likely Ceratopogon mallochi | |||
| Helea pruinosa | Brachypogon pruinosus | Diptera (Biting Midge) | ||
| Helea stigmalis | likely Brachypogon stigmalis | |||
| Helichus foveatus | Helichus striatus foveatus | Coleoptera (Longtoed Water Beetle) | ||
| Helichus immsi | Postelichus immsi | Coleoptera (Longtoed Water Beetle) | ||
| Helichus lithophilus | Coleoptera (Longtoed Water Beetle) | |||
| Helichus productus | Postelichus productus | Coleoptera (Longtoed Water Beetle) | ||
| Helichus suteralis | Helichus suturalis | Coleoptera (Longtoed Water Beetle) | ||
| Helicopsyche borealis | Trichoptera (Caddisfly) | |||
| Helicopsyche mexicana | Trichoptera (Caddisfly) | |||
| Helophilus fasciagus | Helophilus fasciatus | Diptera (Flower Fly or Rattail Maggot) | ||
| Helophilus latifrons | Diptera (Flower Fly or Rattail Maggot) | |||
| Helophorus angustulus | Helophorus auricollis | Coleoptera (Helophorid Beetle) | ||
| Helophorus fortis | Coleoptera (Helophorid Beetle) | |||
| Helophorus linearis | Coleoptera (Helophorid Beetle) | |||
| Helophorus obscurus | Coleoptera (Helophorid Beetle) | |||
| Hemerodromia brevifrons | Diptera (Dance Fly) | |||
| Hemerodromia rogatoris | Diptera (Dance Fly) | |||
| Hemerodromia seguyi | Diptera (Dance Fly) | |||
| Hemiteles cheboyganensis | likely Pleurogyrus cheboyganensis | |||
| Hemiteles gyrinophagus | Bathythrix gyrinophaga | Hymenoptera (Parasitic Wasp) | ||
| Hemiteles hungerfordi | Pleurogyrus hungerfordi | Hymenoptera (Parasitic Wasp) | ||
| Heptagenia elegantula | Ephemeroptera (Mayfly) | |||
| Heptagenia kennedyi | Nixe kennedyi | Ephemeroptera (Mayfly) | ||
| Heptagenia rubroventris | Ecdyonurus criddlei | Ephemeroptera (Mayfly) | ||
| Hesperocorixa laevigata | Heteroptera (Water Boatman) | |||
| Hesperocorixa vulgaris | Heteroptera (Water Boatman) | |||
| Hetaerina americana | Odonata (Damselfly) | |||
| Hetaerina vulnerata | Odonata (Damselfly) | |||
| Heterelmis glaber | Heterelmis glabra | Coleoptera (Riffle Beetle) | ||
| Heterlimnius corpulentus | Coleoptera (Riffle Beetle) | |||
| Heterlimnius koebelei | Coleoptera (Riffle Beetle) | |||
| Heteroplectron californicum | Trichoptera (Caddisfly) | |||
| Hexacylloepus ferrugineus | Coleoptera (Riffle Beetle) | |||
| Hexagenia limbata californica | Hexagenia californica | Hexagenia limbata | Ephemeroptera (Mayfly) | |
| Hexatoma albihirta | Diptera (Crane Fly) | |||
| Hexatoma austera | Diptera (Crane Fly) | |||
| Hexatoma azrael | Diptera (Crane Fly) | |||
| Hexatoma brevipila | Diptera (Crane Fly) | |||
| Hexatoma californica | Diptera (Crane Fly) | |||
| Hexatoma mariposa | Diptera (Crane Fly) | |||
| Hexatoma obscura | European sp. | Diptera (Crane Fly) | ||
| Hexatoma palomarensis | Diptera (Crane Fly) | |||
| Hexatoma parva | Hexatoma austera | Diptera (Crane Fly) | ||
| Hexatoma saturata | Diptera (Crane Fly) | |||
| Hexatoma sculleni | Diptera (Crane Fly) | |||
| Holorusia grandis | Diptera (Crane Fly) | |||
| Holorusia rubiginosa | Holorusia grandis | Diptera (Crane Fly) | ||
| Homoplectra alseae | Trichoptera (Caddisfly) | |||
| Homoplectra nigripennis | Trichoptera (Caddisfly) | |||
| Homoplectra oaklandensis | Trichoptera (Caddisfly) | |||
| Homoplectra shasta | Trichoptera (Caddisfly) | |||
| Homoplectra spora | Trichoptera (Caddisfly) | |||
| Hoplodictya spinicornis | Diptera (Marsh Fly) | |||
| Hydaticus modestus | Coleoptera (Predaceous Diving Beetle) | |||
| Hydatophylax hesperus | Trichoptera (Caddisfly) | |||
| Hydraena pennsylvanica | Coleoptera (Minute Moss Beetle) | |||
| Hydraena vandykei | Coleoptera (Minute Moss Beetle) | |||
| Hydrellia cruralis | Diptera (Shore Fly) | |||
| Hydrellia griseola hypoleuca | Hydrellia griseola | Diptera (Shore Fly) | ||
| Hydrellia griseola obscuriceps | Hydrellia griseola | Diptera (Shore Fly) | ||
| Hydrellia griseola scampularis | Hydrellia griseola | Diptera (Shore Fly) | ||
| Hydrellia nasturtii | Hydrellia pubescens | European sp. | Diptera (Shore Fly) | |
| Hydrellia proclinata | Diptera (Shore Fly) | |||
| Hydrellia tibialis | Diptera (Shore Fly) | |||
| Hydrellia williamsi | Diptera (Shore Fly) | |||
| Hydrina binotata | Hyadina binotata | Diptera (Shore Fly) | ||
| Hydrina pruinosa | Hyadina pruinosa | Diptera (Shore Fly) | ||
| Hydrobius fuscipes | Coleoptera (Water Scavenger Beetle) | |||
| Hydrocanthus iricolor | Coleoptera (Burrowing Water Beetle) | |||
| Hydrocanthus similator | Hydrocanthus iricolor | Coleoptera (Burrowing Water Beetle) | ||
| Hydrochara lineata | Coleoptera (Water Scavenger Beetle) | |||
| Hydrochara rickseckeri | Coleoptera (Water Scavenger Beetle) | |||
| Hydrochasma capax | Hydrochasma faciale | Diptera (Shore Fly) | ||
| Hydrochasma leucoprocta | Hydrochasma leucoproctum | Diptera (Shore Fly) | ||
| Hydrochus squamifer | Coleoptera (Hydrochid Beetle) | |||
| Hydrochus vagus | Coleoptera (Hydrochid Beetle) | |||
| Hydrochus variolatus | Coleoptera (Hydrochid Beetle) | |||
| Hydrometra lillianis | Heteroptera (Water Measures) | |||
| Hydrometra martini | Heteroptera (Water Measures) | |||
| Hydromyza confluens | Diptera (Dung Fly) | |||
| Hydrophilus insularis | Coleoptera (Water Scavenger Beetle) | |||
| Hydrophilus triangularis | Coleoptera (Water Scavenger Beetle) | |||
| Hydrophoria arctica | Zaphne verticina | Diptera (Anthomyiid Flies) | ||
| Hydrophoria divisa | Zaphne divisa | Diptera (Anthomyiid Flies) | ||
| Hydrophoria seticuada | Zaphne seticauda | Diptera (Anthomyiid Flies) | ||
| Hydrophorus agalma | Diptera (Longlegged Fly) | |||
| Hydrophorus alter | Diptera (Longlegged Fly) | |||
| Hydrophorus argentatus | Hydatostega argentatus | Diptera (Longlegged Fly) | ||
| Hydrophorus breviseta | Diptera (Longlegged Fly) | |||
| Hydrophorus canescens | Diptera (Longlegged Fly) | |||
| Hydrophorus flavipennis | Diptera (Longlegged Fly) | |||
| Hydrophorus gratiosus | Hydatostega gratiosus | Diptera (Longlegged Fly) | ||
| Hydrophorus innotatus | Diptera (Longlegged Fly) | |||
| Hydrophorus magdalenae | Diptera (Longlegged Fly) | |||
| Hydrophorus pacificus | Diptera (Longlegged Fly) | |||
| Hydrophorus philombreus | Hydrophorus philombrius | Diptera (Longlegged Fly) | ||
| Hydrophorus phoca | Diptera (Longlegged Fly) | |||
| Hydrophorus plumbeus | Hydatostega plumbeus | Diptera (Longlegged Fly) | ||
| Hydrophorus praecox | Diptera (Longlegged Fly) | |||
| Hydrophorus sodalis | Diptera (Longlegged Fly) | |||
| Hydroporus axillaris | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus barbarae | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus barberensis | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus belfragei | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus bidessoides | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus fortis | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus funestus | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus hardyi | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus hirtellus | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus latebrosus | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus mannerheimi | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus occidentalis | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus palliatus | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus pervicinus | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus rossi | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus subpubescens | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus tademus | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus terminalis | Coleoptera (Predaceous Diving Beetle) | |||
| Hydroporus vilis | Coleoptera (Predaceous Diving Beetle) | |||
| Hydropsyche californica | Trichoptera (Caddisfly) | |||
| Hydropsyche cockerelli | Ceratopsyche cockerelli | Trichoptera (Caddisfly) | ||
| Hydropsyche occidentalis | Trichoptera (Caddisfly) | |||
| Hydropsyche oslari | Ceratopsyche oslari | Trichoptera (Caddisfly) | ||
| Hydropsyche philo | Trichoptera (Caddisfly) | |||
| Hydroptila acoma | Hydroptila arctia | Trichoptera (Caddisfly) | ||
| Hydroptila argosa | Trichoptera (Caddisfly) | |||
| Hydroptila rono | Trichoptera (Caddisfly) | |||
| Hydroptila xera | Trichoptera (Caddisfly) | |||
| Hydropyrus hians | Ephydra hians | Diptera (Shore Fly) | ||
| Hydroscapha natans | Coleoptera (Skiff Beetle) | |||
| Hydrotrupes palpalis | Coleoptera (Predaceous Diving Beetle) | |||
| Hydrovatus brevipes | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus artus | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus collatus | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus curvipes | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus fraternus | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus hydropicus | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus impressopunctatus | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus infuscatus | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus intermedius | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus lineellus | Hygrotus impressopunctatus lineellus | Coleoptera (Predaceous Diving Beetle) | ||
| Hygrotus lutescens | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus masculinus | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus mediala | Hygrotus medialis | Coleoptera (Predaceous Diving Beetle) | ||
| Hygrotus nigrescens | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus obscureplagiatus | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus pedalis | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus sayi | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus sharpi | Coleoptera (Predaceous Diving Beetle) | |||
| Hygrotus tumidiventris | Coleoptera (Predaceous Diving Beetle) | |||
| Hypocharassus pruinosus | Diptera (Longlegged Fly) | |||
| Hyponeura lugens | Argia lugens | Odonata (Damselfly) | ||
| Ilybius fraterculus | Coleoptera (Predaceous Diving Beetle) | |||
| Ilybius fuliginosus | Coleoptera (Predaceous Diving Beetle) | |||
| Ilybius quadrimaculatus | Coleoptera (Predaceous Diving Beetle) | |||
| Ilythea caniceps | Diptera (Shore Fly) | |||
| Ilythea flaviceps | Diptera (Shore Fly) | |||
| Ilythea spilota | Diptera (Shore Fly) | |||
| Ioscytus franciscanus | Heteroptera (Shore Bug) | |||
| Ioscytus nasti | Heteroptera (Shore Bug) | |||
| Ioscytus politus | Heteroptera (Shore Bug) | |||
| Iron albertae | Epeorus albertae | Ephemeroptera (Mayfly) | ||
| Iron dulciana | Epeorus dulciana | Ephemeroptera (Mayfly) | ||
| Iron lagunitas | Epeorus lagunitas | Ephemeroptera (Mayfly) | ||
| Iron longimanus | Epeorus longimanus | Ephemeroptera (Mayfly) | ||
| Iron sancta-gabriel | Epeorus hesperus | Ephemeroptera (Mayfly) | ||
| Ironodes californicus | Ephemeroptera (Mayfly) | |||
| Ironodes geminatus | Ephemeroptera (Mayfly) | |||
| Ironodes lepidus | Ephemeroptera (Mayfly) | |||
| Ironodes nitidus | Ephemeroptera (Mayfly) | |||
| Ironopsis grandis | Epeorus grandis | Ephemeroptera (Mayfly) | ||
| Ischnura barberi | Odonata (Damselfly) | |||
| Ischnura cervula | Odonata (Damselfly) | |||
| Ischnura defixum | Agrion defixum | Ischnura ramburii | Odonata (Damselfly) | |
| Ischnura demorsa | Odonata (Damselfly) | |||
| Ischnura denticollis | Odonata (Damselfly) | |||
| Ischnura erratica | Odonata (Damselfly) | |||
| Ischnura extriata | Ischnura denticollis | Odonata (Damselfly) | ||
| Ischnura geminatus | Ischnura gemina | Odonata (Damselfly) | ||
| Ischnura perparva | Odonata (Damselfly) | |||
| Ischnura ramburii | Odonata (Damselfly) | |||
| Ischnura utahensis | Ischnura barberi | Odonata (Damselfly) | ||
| Isocapnia abbreviata | Plecoptera (Stonefly) | |||
| Isocapnia fumosa | Isocapnia grandis | Plecoptera (Stonefly) | ||
| Isocapnia grandis | Plecoptera (Stonefly) | |||
| Isogenus alameda | Baumannella alameda | Plecoptera (Stonefly) | ||
| Isogenus bilobatus | Remenus bilobatus | Plecoptera (Stonefly) | ||
| Isogenus duplicatus | Diploperla duplicata | Plecoptera (Stonefly) | ||
| Isogenus erratus | Chernokrilus erratus | Plecoptera (Stonefly) | ||
| Isogenus expansus | Pictetiella expansa | Plecoptera (Stonefly) | ||
| Isogenus frontalis columbrinus | Isogenus frontalis | Isogenoides frontalis | Plecoptera (Stonefly) | |
| Isogenus frontalis columbrinus | Isogenus frontalis | Isogenoides colubrinus | Plecoptera (Stonefly) | |
| Isogenus hastatus | Malirekus hastatus | Plecoptera (Stonefly) | ||
| Isogenus misnomus | Chernokrilus misnomus | Plecoptera (Stonefly) | ||
| Isogenus monus | Isogenus nonus | Kogotus nonus | Plecoptera (Stonefly) | |
| Isogenus pilatus | Cultus pilatus | Plecoptera (Stonefly) | ||
| Isogenus sorptus | Rickera sorpta | Plecoptera (Stonefly) | ||
| Isogenus tostonus | Cultus tostonus | Plecoptera (Stonefly) | ||
| Isogenus yakimae | Osobenus yakimae | Plecoptera (Stonefly) | ||
| Isonychia velma | Ephemeroptera (Mayfly) | |||
| Isoperla 5-punctata | Isoperla five-punctata | Isoperla quinquepunctata | Plecoptera (Stonefly) | |
| Isoperla cascadensis | Isoperla fulva | Plecoptera (Stonefly) | ||
| Isoperla chrysannula | Isoperla fulva | Plecoptera (Stonefly) | ||
| Isoperla ebria | Isoperla sobria | Plecoptera (Stonefly) | ||
| Isoperla fulva | Plecoptera (Stonefly) | |||
| Isoperla insipida | Isoperla mormona | Plecoptera (Stonefly) | ||
| Isoperla marmorata | Plecoptera (Stonefly) | |||
| Isoperla mormona | Plecoptera (Stonefly) | |||
| Isoperla patricia | Isoperla quinquepunctata | Plecoptera (Stonefly) | ||
| Isoperla pinta | Plecoptera (Stonefly) | |||
| Isoperla sordida | Plecoptera (Stonefly) | |||
| Isoperla trictura | Cascadoperla trictura | Plecoptera (Stonefly) | ||
| Isotoma besselsii | Archisotoma besselsii | marine sp. | ||
| Isotomurus palustris | Collembola (Springtail) | |||
| Johannsenomyia caudelli | Johannsenomyia caudellii | likely Mallochohelea caudellii | Diptera (Biting Midge) | |
| Johannsenomyia flavidula | Johannseniella flavidula | Mallochohelea flavidula | Diptera (Biting Midge) | |
| Johannsenomyia halteralis | Johannsenomyia argentata | Diptera (Biting Midge) | ||
| Johannsenomyia pullata | Mallochohelea pullata | Diptera (Biting Midge) | ||
| Johannsenomyia sybleae | Mallochohelea sybleae | Diptera (Biting Midge) | ||
| Kathroperla perdita | Plecoptera (Stonefly) | |||
| Krizousacorixa azteca | invalid combo | Heteroptera (Water Boatman) | ||
| Krizousacorixa femorata | invalid combo | Heteroptera (Water Boatman) | ||
| Labostigmina similis | Psellidotus similis | Diptera (Soldier Fly) | ||
| Laboulbenia gyrinidarum | Fungi | |||
| Laccobius agilis | Coleoptera (Water Scavenger Beetle) | |||
| Laccobius californicus | Coleoptera (Water Scavenger Beetle) | |||
| Laccobius carri | Coleoptera (Water Scavenger Beetle) | |||
| Laccobius ellipticus | Coleoptera (Water Scavenger Beetle) | |||
| Laccobius insolitus | Coleoptera (Water Scavenger Beetle) | |||
| Laccophilus atristernalis | Coleoptera (Predaceous Diving Beetle) | |||
| Laccophilus decipiens | Laccophilus maculosus maculosus | Coleoptera (Predaceous Diving Beetle) | ||
| Laccophilus maculosus | Coleoptera (Predaceous Diving Beetle) | |||
| Laccophilus quadrilineatus | Coleoptera (Predaceous Diving Beetle) | |||
| Laccophilus terminalis | Coleoptera (Predaceous Diving Beetle) | |||
| Lamproscatella cephalotes | Diptera (Shore Fly) | |||
| Lamproscatella dichaeta | Diptera (Shore Fly) | |||
| Lamproscatella nivosa | Diptera (Shore Fly) | |||
| Lamproscatella quadrisetosa | Diptera (Shore Fly) | |||
| Lamproscatella salinaria | Diptera (Shore Fly) | |||
| Lamproscatella sibilans | Diptera (Shore Fly) | |||
| Lara avara | Coleoptera (Riffle Beetle) | |||
| Lara gehringi | Coleoptera (Riffle Beetle) | |||
| Lemnaphila scotlandi | Lemnaphila scotlandae | Diptera (Shore Fly) | ||
| Lenarchus graviuus | Lenarchus gravidus | Trichoptera (Caddisfly) | ||
| Lenarchus rillus | Trichoptera (Caddisfly) | |||
| Lepidostoma astanea | Trichoptera (Caddisfly) | |||
| Lepidostoma cantha | Trichoptera (Caddisfly) | |||
| Lepidostoma cascadensis | Lepidostoma cascadense | Trichoptera (Caddisfly) | ||
| Lepidostoma errigena | Trichoptera (Caddisfly) | |||
| Lepidostoma jewetti | Trichoptera (Caddisfly) | |||
| Lepidostoma lotor | Trichoptera (Caddisfly) | |||
| Lepidostoma mira | Lepidostoma cascadense | Trichoptera (Caddisfly) | ||
| Lepidostoma podager | Lepidostoma podagrum | Trichoptera (Caddisfly) | ||
| Lepidostoma rayneri | Trichoptera (Caddisfly) | |||
| Lepidostoma roafi | Trichoptera (Caddisfly) | |||
| Lepidostoma strophis | Lepidostoma cinereum | Trichoptera (Caddisfly) | ||
| Lepidostoma unicolor | Trichoptera (Caddisfly) | |||
| Leptoconops freeborni | Diptera (Biting Midge) | |||
| Leptoconops kerteszi | Diptera (Biting Midge) | |||
| Leptoconops torrens | Diptera (Biting Midge) | |||
| Leptopsilopa atrimana | Diptera (Shore Fly) | |||
| Leptopsilopa varipes | Diptera (Shore Fly) | |||
| Lestes alacer | Odonata (Damselfly) | |||
| Lestes congener | Odonata (Damselfly) | |||
| Lestes disjunctus | Lestes australis | Odonata (Damselfly) | ||
| Lestes dryas | Odonata (Damselfly) | |||
| Lestes forcipatus | Odonata (Damselfly) | |||
| Lestes stultus | Odonata (Damselfly) | |||
| Lestes unguiculatus | Odonata (Damselfly) | |||
| Lethocerus americanus | Heteroptera (Giant Water Bug) | |||
| Lethocerus angustipes | Heteroptera (Giant Water Bug) | |||
| Lethocerus annulipes | Heteroptera (Giant Water Bug) | |||
| Lethocerus indicus | Heteroptera (Giant Water Bug) | |||
| Leucorrhinia glacialis | Odonata (Dragonfly) | |||
| Leucorrhinia hudsonica | Odonata (Dragonfly) | |||
| Leucorrhinia intacta | Odonata (Dragonfly) | |||
| Leucotrichia pictipes | Trichoptera (Caddisfly) | |||
| Leuctra augusta | Despaxia augusta | Plecoptera (Stonefly) | ||
| Leuctra bradleyi | Paraleuctra occidentalis | Plecoptera (Stonefly) | ||
| Leuctra claasseni | Zealeuctra claasseni | Plecoptera (Stonefly) | ||
| Leuctra forcipata | Paraleuctra forcipata | Plecoptera (Stonefly) | ||
| Leuctra glabra | Despaxia augusta | Plecoptera (Stonefly) | ||
| Leuctra infuscata | Moselia infuscata | Plecoptera (Stonefly) | ||
| Leuctra occidentalis | Paraleuctra occidentalis | Plecoptera (Stonefly) | ||
| Leuctra projecta | Paraleuctra projecta | Plecoptera (Stonefly) | ||
| Leuctra projecta | Paraleuctra occidentalis | Plecoptera (Stonefly) | ||
| Leuctra sara | Paraleuctra sara | Plecoptera (Stonefly) | ||
| Libellula comanche | Odonata (Dragonfly) | |||
| Libellula composita | Odonata (Dragonfly) | |||
| Libellula forensis | Odonata (Dragonfly) | |||
| Libellula luctuosa | Odonata (Dragonfly) | |||
| Libellula nodisticta | Odonata (Dragonfly) | |||
| Libellula pulchella | Odonata (Dragonfly) | |||
| Libellula quadrimaculata | Odonata (Dragonfly) | |||
| Libellula virgo | Calopteryx virgo meridionalis | European sp. | Odonata (Damselfly) | |
| Limnebius alutaceus | Coleoptera (Minute Moss Beetle) | |||
| Limnebius congener | Coleoptera (Minute Moss Beetle) | |||
| Limnebius piceus | Coleoptera (Minute Moss Beetle) | |||
| Limnellia quadrata | Diptera (Shore Fly) | |||
| Limnellia sejuncta | Diptera (Shore Fly) | |||
| Limnephilus acnestus | Trichoptera (Caddisfly) | |||
| Limnephilus aretto | Trichoptera (Caddisfly) | |||
| Limnephilus assimilis | Trichoptera (Caddisfly) | |||
| Limnephilus coloradensis | Trichoptera (Caddisfly) | |||
| Limnephilus externus | Trichoptera (Caddisfly) | |||
| Limnephilus frijole | Trichoptera (Caddisfly) | |||
| Limnephilus lunonus | Limnephilus concolor | Trichoptera (Caddisfly) | ||
| Limnephilus morrisoni | Trichoptera (Caddisfly) | |||
| Limnephilus nogus | Trichoptera (Caddisfly) | |||
| Limnephilus occidentalis | Trichoptera (Caddisfly) | |||
| Limnephilus productus | Trichoptera (Caddisfly) | |||
| Limnephilus secludens | Trichoptera (Caddisfly) | |||
| Limnephilus spinatus | Trichoptera (Caddisfly) | |||
| Limnia pubescens | Diptera (Marsh Fly) | |||
| Limnia saratogensis saratogensis | Limnia saratogensis | Diptera (Marsh Fly) | ||
| Limnia saratogensis severa | Limnia saratogensis | Diptera (Marsh Fly) | ||
| Limnichus analis | Eulimnichus analis | Coleoptera (Minute Marsh-Loving Beetle) | ||
| Limnichus californicus | Eulimnichus californicus | Coleoptera (Minute Marsh-Loving Beetle) | ||
| Limnichus naviculatus | Limnichoderus naviculatus | Coleoptera (Minute Marsh-Loving Beetle) | ||
| Limnichus nebulosus | Limnichites nebulosus | Coleoptera (Minute Marsh-Loving Beetle) | ||
| Limnichus nebulosus | Limnichites nebulosus | Coleoptera (Minute Marsh-Loving Beetle) | ||
| Limnichus perforatus | Limnichites perforatus | Coleoptera (Minute Marsh-Loving Beetle) | ||
| Limnichus perpolitus | Eulimnichus perpolitus | Coleoptera (Minute Marsh-Loving Beetle) | ||
| Limnichus tenuicornis | Lichminus tenuicornis | Coleoptera (Minute Marsh-Loving Beetle) | ||
| Limnius latinsculus | Coleoptera (Riffle Beetle) | |||
| Limnophila amabilis | Diptera (Crane Fly) | |||
| Limnophila antennata | Diptera (Crane Fly) | |||
| Limnophila apiculata | Diptera (Crane Fly) | |||
| Limnophila barberi | Diptera (Crane Fly) | |||
| Limnophila claggi | Diptera (Crane Fly) | |||
| Limnophila cressoni | Diptera (Crane Fly) | |||
| Limnophila edentata | Diptera (Crane Fly) | |||
| Limnophila freeborni | Diptera (Crane Fly) | |||
| Limnophila hepatica | Diptera (Crane Fly) | |||
| Limnophila modoc | Diptera (Crane Fly) | |||
| Limnophila nitidithorax | Dactylolabis nitidithorax | Diptera (Crane Fly) | ||
| Limnophila nupta | Diptera (Crane Fly) | |||
| Limnophila occidens | Diptera (Crane Fly) | |||
| Limnophila sequoiarum | Diptera (Crane Fly) | |||
| Limnophila stepens | Limnophila strepens | Limnophila flavapila | Diptera (Crane Fly) | |
| Limnophila subaptera | Pedicia subaptera | Diptera (Crane Fly) | ||
| Limnophora acuticornis | Spilogona acuticornis | Diptera (Muscid Fly) | ||
| Limnophora aequifrons | Lispoides aequifrons | Diptera (Muscid Fly) | ||
| Limnophora arcuata | Brontaea quadristigma | Diptera (Muscid Fly) | ||
| Limnophora bisetosa | Spilogona bisetosa | Diptera (Muscid Fly) | ||
| Limnophora discreta | Diptera (Muscid Fly) | |||
| Limnophora exsurda | invalid combo | Diptera (Muscid Fly) | ||
| Limnophora femorata | Diptera (Muscid Fly) | |||
| Limnophora magnipunctata | Spilogona magnipunctata | Diptera (Muscid Fly) | ||
| Limnophora narona | Diptera (Muscid Fly) | |||
| Limnophora surda | invalid combo | Diptera (Muscid Fly) | ||
| Limnophora torreyae | Spilogona torreyae | Diptera (Muscid Fly) | ||
| Limnoporis rufoscutellatus | Limnoporus rufoscutellatus | Heteroptera (Water Strider) | ||
| Limonia adjecta | Dicranomyia adjecta | Limonia infuscata | Diptera (Crane Fly) | |
| Limonia anteapicalis | Diptera (Crane Fly) | |||
| Limonia bistigma | Diptera (Crane Fly) | |||
| Limonia californica | Diptera (Crane Fly) | |||
| Limonia canadensis | Diptera (Crane Fly) | |||
| Limonia catalinae | Diptera (Crane Fly) | |||
| Limonia cervina | Diptera (Crane Fly) | |||
| Limonia citrina | Diptera (Crane Fly) | |||
| Limonia distans | Diptera (Crane Fly) | |||
| Limonia diversa | Limonia divisa | Diptera (Crane Fly) | ||
| Limonia duplicata | Diptera (Crane Fly) | |||
| Limonia halterata | Diptera (Crane Fly) | |||
| Limonia humidicola | Diptera (Crane Fly) | |||
| Limonia libertoides | Diptera (Crane Fly) | |||
| Limonia linsdalei | Diptera (Crane Fly) | |||
| Limonia longipennis | Diptera (Crane Fly) | |||
| Limonia maculata | invalid combo | Diptera (Crane Fly) | ||
| Limonia marmorata | Diptera (Crane Fly) | |||
| Limonia negligens | Dicranomyia negligens | Limonia duplicata | Diptera (Crane Fly) | |
| Limonia particeps | Diptera (Crane Fly) | |||
| Limonia rhipidoides | invalid combo | Diptera (Crane Fly) | ||
| Limonia sciophila | invalid combo | Diptera (Crane Fly) | ||
| Limonia signipennis | Limonia stygipennis | Diptera (Crane Fly) | ||
| Limonia simulans concinna | Limonia simulans | Diptera (Crane Fly) | ||
| Limonia stigmata | Diptera (Crane Fly) | |||
| Limonia tributaria | Limonia bistigma | Diptera (Crane Fly) | ||
| Limonia venusta | Dicranomyia venusta | Limonia duplicata | Diptera (Crane Fly) | |
| Limonia viridicans | Dicranomyia viridicans | Limonia humidicola | Diptera (Crane Fly) | |
| Liparocephalus brevipennis | Coleoptera (Rove Beetle) | |||
| Liparocephalus cordicollis | Coleoptera (Rove Beetle) | |||
| Lipochaeta slossonae | Diptera (Shore Fly) | |||
| Lipsothrix shasta | Diptera (Crane Fly) | |||
| Liriope lenis | Ptychoptera lenis | Diptera (Phantom Crane Fly) | ||
| Liriope minor | Ptychoptera minor | Diptera (Phantom Crane Fly) | ||
| Liriope monoensis | Ptychoptera monoensis | Diptera (Phantom Crane Fly) | ||
| Liriope sculleni | Ptychoptera sculleni | Diptera (Phantom Crane Fly) | ||
| Lispe consanguinea | Diptera (Muscid Fly) | |||
| Lispe metatarsalis | invalid combo | Diptera (Muscid Fly) | ||
| Lispe nasoni | Diptera (Muscid Fly) | |||
| Lispe polita | Diptera (Muscid Fly) | |||
| Lispe probohemica | Diptera (Muscid Fly) | |||
| Lispe salina | Diptera (Muscid Fly) | |||
| Lispe sordida | Diptera (Muscid Fly) | |||
| Lispe tentaculata | Diptera (Muscid Fly) | |||
| Lispe uliginosa | Diptera (Muscid Fly) | |||
| Lispocephala alma | Caricea alma | Diptera (Muscid Fly) | ||
| Lispocephala erythrocera | Caricea erythrocera | Diptera (Muscid Fly) | ||
| Lispocephala fusca | Caricea fusca | invalid combo | Diptera (Muscid Fly) | |
| Lispocephala kaalae | Caricea kaalae | invalid combo | Diptera (Muscid Fly) | |
| Lispocephala sitipes | Caricea sitipes | invalid combo | Diptera (Muscid Fly) | |
| Lissorhoptrus simplex | Coleoptera (Water Weevil) | |||
| Listronotus appendiculatus | Coleoptera (Water Weevil) | |||
| Lixellus filiformis | Coleoptera (Water Weevil) | |||
| Lytogaster flavipes | invalid combo | Diptera (Shore Fly) | ||
| Lytogaster gravida | Diptera (Shore Fly) | |||
| Macromia magnifica | Odonata (Dragonfly) | |||
| Macromia pacifica | Odonata (Dragonfly) | |||
| Macronychus glabratus | Coleoptera (Riffle Beetle) | |||
| Macrovatellus mexicanus | Coleoptera (Predaceous Diving Beetle) | |||
| Macrovelia hornii | Heteroptera (Macrovellid Shore Bug) | |||
| Mallota cimbiciformis | British species | Diptera (Flower Fly or Rattail Maggot) | ||
| Mallota posticata | Diptera (Flower Fly or Rattail Maggot) | |||
| Mansonia perturbans | Diptera (Mosquito) | |||
| Marilia flexuosa | Trichoptera (Caddisfly) | |||
| Maruina lanceolata | Diptera (Moth Fly) | |||
| Matus bicarinatus | Coleoptera (Predaceous Diving Beetle) | |||
| Melanderia curvipes | Diptera (Longlegged Fly) | |||
| Melanderia mandibulata | Diptera (Longlegged Fly) | |||
| Merragata brevis | Lipogomphus brevis | Heteroptera (Velvet Water Bug) | ||
| Merragata hebroides | Heteroptera (Velvet Water Bug) | |||
| Mesovelia amoena | Heteroptera (Water Treader) | |||
| Mesovelia douglasensis | Mesovelia amoena | Heteroptera (Water Treader) | ||
| Mesovelia mulsanti | Heteroptera (Water Treader) | |||
| Mesovelia mulsanti bisignata | Mesovelia mulsanti | Heteroptera (Water Treader) | ||
| Mesovelia mulsanti caraiba | Mesovelia mulsanti | Heteroptera (Water Treader) | ||
| Mesovelia mulsanti meridionalis | Mesovelia mulsanti | Heteroptera (Water Treader) | ||
| Metriocnemus edwardsi | Diptera (Midge) | |||
| Metriocnemus knabi | Diptera (Midge) | |||
| Metrobates infuscatus | Metrobates trux infuscatus | Heteroptera (Water Strider) | ||
| Metrobates trux | Metrobates trux trux | Heteroptera (Water Strider) | ||
| Micracanthia humilus | Heteroptera (Shore Bug) | |||
| Micracanthia pusilla | Micracanthia quadrimaculata | Heteroptera (Shore Bug) | ||
| Micracanthia quadrimaculata | Heteroptera (Shore Bug) | |||
| Micrasema aspilus | Amiocentrus aspilus | Trichoptera (Caddisfly) | ||
| Micrasema onisca | Trichoptera (Caddisfly) | |||
| Microcylloepus moapis | Microcylloepus moapus | Coleoptera (Riffle Beetle) | ||
| Microcylloepus pusillus foveatus | Microcylloepus foveatus | Coleoptera (Riffle Beetle) | ||
| Microcylloepus pusillus similis | Coleoptera (Riffle Beetle) | |||
| Microcylloepus thermarum | Coleoptera (Riffle Beetle) | |||
| Microtendipes caducus | Diptera (Midge) | |||
| Microvelia albonotata | Heteroptera (Broad-shouldered Water Strider) | |||
| Microvelia americana | Heteroptera (Broad-shouldered Water Strider) | |||
| Microvelia beameri | Heteroptera (Broad-shouldered Water Strider) | |||
| Microvelia borealis | Microvelia pulchella | Heteroptera (Broad-shouldered Water Strider) | ||
| Microvelia buenoi | Heteroptera (Broad-shouldered Water Strider) | |||
| Microvelia californiensis | Heteroptera (Broad-shouldered Water Strider) | |||
| Microvelia capitata | Microvelia pulchella | Heteroptera (Broad-shouldered Water Strider) | ||
| Microvelia cerifera | Heteroptera (Broad-shouldered Water Strider) | |||
| Microvelia gerhardi | Heteroptera (Broad-shouldered Water Strider) | |||
| Microvelia hinei | Heteroptera (Broad-shouldered Water Strider) | |||
| Microvelia incerta | Microvelia pulchella | Heteroptera (Broad-shouldered Water Strider) | ||
| Microvelia paludicola | Heteroptera (Broad-shouldered Water Strider) | |||
| Microvelia pulchella | Heteroptera (Broad-shouldered Water Strider) | |||
| Microvelia signata | Heteroptera (Broad-shouldered Water Strider) | |||
| Monohelea calcarata | invalid combo | Diptera (Biting Midge) | ||
| Monohelea maculipennis | Diptera (Biting Midge) | |||
| Mononyx fuscipes | invalid combo | |||
| Mydaeina obscura | Spilogona obscura | Diptera (Muscid Fly) | ||
| Myiolepta californica | Myolepta lunulata | Diptera (Flower Fly or Rattail Maggot) | ||
| Myiolepta lunulata | Myolepta lunulata | Diptera (Flower Fly or Rattail Maggot) | ||
| Myiolepta nigra | Myolepta nigra | Diptera (Flower Fly or Rattail Maggot) | ||
| Myiolepta varipes | Myolepta varipes | Diptera (Flower Fly or Rattail Maggot) | ||
| Mystacides alafimbriata | Mystacides alafimbriatus | Trichoptera (Caddisfly) | ||
| Mystacides longicornis | Trichoptera (Caddisfly) | |||
| Mystacides sepulchralis | Trichoptera (Caddisfly) | |||
| Myxosargus knowltoni | Diptera (Soldier Fly) | |||
| Namamyia plutonis | Trichoptera (Caddisfly) | |||
| Narpus angustus | Coleoptera (Riffle Beetle) | |||
| Narpus concolor | Coleoptera (Riffle Beetle) | |||
| Nemotelus albomarginatus | Nemotelus albimarginatus | Diptera (Soldier Fly) | ||
| Nemotelus arator | Diptera (Soldier Fly) | |||
| Nemotelus canadensis | Diptera (Soldier Fly) | |||
| Nemotelus glaber | Diptera (Soldier Fly) | |||
| Nemotelus lambda | Nemotelus aldrichi | Diptera (Soldier Fly) | ||
| Nemotelus rufoabdominalis | Diptera (Soldier Fly) | |||
| Nemotelus trinotatus | Nemotelus kansensis | Diptera (Soldier Fly) | ||
| Nemotelus tristis | Diptera (Soldier Fly) | |||
| Nemotelus unicolor | Nemotelus nigrinus | Diptera (Soldier Fly) | ||
| Nemoura besametsa | Prostoia besametsa | Plecoptera (Stonefly) | ||
| Nemoura biloba | Malenka biloba | Plecoptera (Stonefly) | ||
| Nemoura californica | Malenka californica | Plecoptera (Stonefly) | ||
| Nemoura cataractae | Visoka cataractae | Plecoptera (Stonefly) | ||
| Nemoura cinctipes | Zapada cinctipes | Plecoptera (Stonefly) | ||
| Nemoura coloradensis | Malenka coloradensis | Plecoptera (Stonefly) | ||
| Nemoura columbiana | Zapada columbiana | Plecoptera (Stonefly) | ||
| Nemoura cornuta | Malenka cornuta | Plecoptera (Stonefly) | ||
| Nemoura decepta | Podmosta decepta | Plecoptera (Stonefly) | ||
| Nemoura delicatula | Podmosta delicatula | Plecoptera (Stonefly) | ||
| Nemoura dep;ressa | Nemoura depressa | Malenka depressa | Plecoptera (Stonefly) | |
| Nemoura frigida | Zapada frigida | Plecoptera (Stonefly) | ||
| Nemoura haysi | Zapada haysi | Plecoptera (Stonefly) | ||
| Nemoura lobata | Malenka californica | Plecoptera (Stonefly) | ||
| Nemoura nevadensis interrupta | Nemoura interrupta | Soyedina interrupta | Plecoptera (Stonefly) | |
| Nemoura nevadensis nevadensis | Nemoura nevadensis | Soyedina interrupta | Plecoptera (Stonefly) | |
| Nemoura nevadensis nevadensis | Nemoura nevadensis | Soyedina nevadensis | Plecoptera (Stonefly) | |
| Nemoura obscura | Podmosta obscura | Plecoptera (Stonefly) | ||
| Nemoura oregoniensis | Nemoura oregonensis | Zapada haysi | Plecoptera (Stonefly) | |
| Nemoura oregoniensis | Nemoura oregonensis | Zapada oregonensis | Plecoptera (Stonefly) | |
| Nemoura producta | Soyedina producta | Plecoptera (Stonefly) | ||
| Nemoura prolongata | Ostrocerca prolongata | Plecoptera (Stonefly) | ||
| Nemoura pseudoproducta | Soyedina nevadensis | Plecoptera (Stonefly) | ||
| Nemoura rotunda | Shipsa rotunda | Plecoptera (Stonefly) | ||
| Nemoura spiniloba | Plecoptera (Stonefly) | |||
| Nemoura tuberculata | Soyedina producta | Plecoptera (Stonefly) | ||
| Nemoura tumana | Lednia tumana | Plecoptera (Stonefly) | ||
| Nemoura wui | Amphinemura wui | Plecoptera (Stonefly) | ||
| Neoelmis caesa | Coleoptera (Riffle Beetle) | |||
| Neohaemonia nigricornis | Coleoptera (Leaf Beetle) | |||
| Neohermes californicus | Megaloptera (Fishfly) | |||
| Neophylax occidentalis | Neophylax occidentis | Trichoptera (Caddisfly) | ||
| Neophylax rickeri | Trichoptera (Caddisfly) | |||
| Neoplasta hebes | Diptera (Dance Fly) | |||
| Neoplasta scapularis megorchia | Neoplasta scapularis | Diptera (Dance Fly) | ||
| Neoplasta scapularis scapularis | Neoplasta scapularis | Diptera (Dance Fly) | ||
| Neoscatella setosa | Diptera (Shore Fly) | |||
| Neostricklandia sericata | Neostrictlandia sericata | Apsilops sericata | Hymenoptera (Parasitic Wasp) | |
| Nepa apiculata | Heteroptera (Water Scorpion) | |||
| Nepa cinerea | Heteroptera (Water Scorpion) | |||
| Nerophilus californicus | Trichoptera (Caddisfly) | |||
| Nerthra martini | Heteroptera (Toad Bug) | |||
| Nerthra nepaeformis | invalid combo | Heteroptera (Toad Bug) | ||
| Nerthra usingeri | Heteroptera (Toad Bug) | |||
| Neurohelea nigra | Diptera (Biting Midge) | |||
| Nostima picta | Diptera (Shore Fly) | |||
| Nostima scutellaris occidentalis | Nostima occidentalis | Diptera (Shore Fly) | ||
| Noterus capricornis | Noterus crassicornis | European sp. | ||
| Noterus clavicornis | Noterus crassicornis | European sp. | ||
| Notiphila atrisetis | Notiphila decoris | Diptera (Shore Fly) | ||
| Notiphila erythrocera | Diptera (Shore Fly) | |||
| Notiphila loewi | Diptera (Shore Fly) | |||
| Notiphila macrochaeta | Diptera (Shore Fly) | |||
| Notiphila occidentalis | Notiphila quadrisetosa | Diptera (Shore Fly) | ||
| Notiphila olivacea | Diptera (Shore Fly) | |||
| Notiphila pulchifrons | Notiphila pulchrifrons | Diptera (Shore Fly) | ||
| Notiphila sicca | Diptera (Shore Fly) | |||
| Notonecta badia | invalid combo | Heteroptera (Backswimmer) | ||
| Notonecta borealis | Heteroptera (Backswimmer) | |||
| Notonecta hoffmanni | Heteroptera (Backswimmer) | |||
| Notonecta indica | Heteroptera (Backswimmer) | |||
| Notonecta kirbyi | Heteroptera (Backswimmer) | |||
| Notonecta maculata | Heteroptera (Backswimmer) | |||
| Notonecta ochrothroe | Notonecta ochrothoe | Heteroptera (Backswimmer) | ||
| Notonecta shooterii | Notonecta shooteri | Heteroptera (Backswimmer) | ||
| Notonecta spinosa | Heteroptera (Backswimmer) | |||
| Notonecta undulata | Heteroptera (Backswimmer) | |||
| Notonecta unifasciata | Heteroptera (Backswimmer) | |||
| Notonecta unifasciata andersoni | Heteroptera (Backswimmer) | |||
| Nymphula gurgitalis | Lepidoptera (Aquatic Moth) | |||
| Nymphula iccusalis | Lepidoptera (Aquatic Moth) | |||
| Nymphula obliteralis | Lepidoptera (Aquatic Moth) | |||
| Nymphula occidentalis | Lepidoptera (Aquatic Moth) | |||
| Occidentalia comptulatalis | Lepidoptera (Aquatic Moth) | |||
| Ochrotrichia lometo | Ochrotrichia lometa | Trichoptera (Caddisfly) | ||
| Ochrotrichia mono | Trichoptera (Caddisfly) | |||
| Ochrotrichia trapoiza | Trichoptera (Caddisfly) | |||
| Ochterus banksi | Heteroptera (Velvety Shore Bug) | |||
| Ochterus barberi | Heteroptera (Velvety Shore Bug) | |||
| Ochthebius bruesi | Coleoptera (Minute Moss Beetle) | |||
| Ochthebius costipennis | Coleoptera (Minute Moss Beetle) | |||
| Ochthebius cribicollis | Coleoptera (Minute Moss Beetle) | |||
| Ochthebius discretus | Coleoptera (Minute Moss Beetle) | |||
| Ochthebius fossatus | Gymnochthebius fossatus | Coleoptera (Minute Moss Beetle) | ||
| Ochthebius holmbergi | Coleoptera (Minute Moss Beetle) | |||
| Ochthebius interruptus | Coleoptera (Minute Moss Beetle) | |||
| Ochthebius laevipennis | Coleoptera (Minute Moss Beetle) | |||
| Ochthebius lineatus | Coleoptera (Minute Moss Beetle) | |||
| Ochthebius martini | Coleoptera (Minute Moss Beetle) | |||
| Ochthebius punticollis | Ochthebius puncticollis | Coleoptera (Minute Moss Beetle) | ||
| Ochthebius rectus | Coleoptera (Minute Moss Beetle) | |||
| Ochthebius sculptus | Coleoptera (Minute Moss Beetle) | |||
| Ochthebius vandykei | Neochthebius vandykei | Coleoptera (Minute Moss Beetle) | ||
| Ochthera cuprilineata | Diptera (Shore Fly) | |||
| Ochthera mantis | Diptera (Shore Fly) | |||
| Ochthera melanderi | Ochthera cuprilineata | Diptera (Shore Fly) | ||
| Ochthera pilimana | Oceania sp. | Diptera (Shore Fly) | ||
| Octogomphus specularis | Odonata (Dragonfly) | |||
| Oecetis avara | Trichoptera (Caddisfly) | |||
| Oecetis disjuncta | Trichoptera (Caddisfly) | |||
| Oecetis inconspicua | Trichoptera (Caddisfly) | |||
| Oecetis ochracea | Trichoptera (Caddisfly) | |||
| Oedenops nuda | Oedenops nudus | Diptera (Shore Fly) | ||
| Oligophlebodes sierra | Trichoptera (Caddisfly) | |||
| Oligoplectrum echo | Brachycentrus echo | Trichoptera (Caddisfly) | ||
| Onychiurus armatus | Collembola (Springtail) | |||
| Onychiurus cocklei | Collembola (Springtail) | |||
| Onychiurus fimetarius | Onychiurus ambulans | Collembola (Springtail) | ||
| Onychylis nigirostris | invalid combo | Coleoptera (Water Weevil) | ||
| Ophiogomphus bison | Odonata (Dragonfly) | |||
| Ophiogomphus montanus | Ophiogomphus severus montanus | Odonata (Dragonfly) | ||
| Ophiogomphus morrisoni | Odonata (Dragonfly) | |||
| Ophiogomphus morrisoni nevadensis | Ophiogomphus nevadensis | Ophiogomphus morrisoni | Odonata (Dragonfly) | |
| Ophiogomphus occidentalis | Ophiogomphus occidentis | Odonata (Dragonfly) | ||
| Ophiogomphus occidentalis californicus | Ophiogomphus californicus | Ophiogomphus occidentis | Odonata (Dragonfly) | |
| Ophiogomphus phaleratus | Ophiogomphus occidentis | Odonata (Dragonfly) | ||
| Ophiogomphus sequoiarum | Ophiogomphus bison | Odonata (Dragonfly) | ||
| Ophiogomphus severus | Odonata (Dragonfly) | |||
| Optioservus canus | Coleoptera (Riffle Beetle) | |||
| Optioservus divergens | Coleoptera (Riffle Beetle) | |||
| Optioservus quadrimaculatus | Coleoptera (Riffle Beetle) | |||
| Optioservus seriatus | Coleoptera (Riffle Beetle) | |||
| Ordobrevia nubifera | Coleoptera (Riffle Beetle) | |||
| Orectogyrus specularis | Afrotropical sp. | |||
| Oreodytes abbreviatus | Coleoptera (Predaceous Diving Beetle) | |||
| Oreodytes bisulcatus | Oreodytes scitulus bisulcatus | Coleoptera (Predaceous Diving Beetle) | ||
| Oreodytes obesus | Coleoptera (Predaceous Diving Beetle) | |||
| Oreodytes obesus | Coleoptera (Predaceous Diving Beetle) | |||
| Oreodytes picturatus | Coleoptera (Predaceous Diving Beetle) | |||
| Oreodytes semiclarus | Oreodytes laevis | Coleoptera (Predaceous Diving Beetle) | ||
| Oreodytes subrotundus | Coleoptera (Predaceous Diving Beetle) | |||
| Ormosia burneyensis | Diptera (Crane Fly) | |||
| Ormosia cornuta | Diptera (Crane Fly) | |||
| Ormosia heptacantha | Diptera (Crane Fly) | |||
| Ormosia legata | Diptera (Crane Fly) | |||
| Ormosia leptorhabda | Diptera (Crane Fly) | |||
| Ormosia manicata | Diptera (Crane Fly) | |||
| Ormosia modica | Diptera (Crane Fly) | |||
| Ormosia pernodosa | Diptera (Crane Fly) | |||
| Ormosia profunda | Diptera (Crane Fly) | |||
| Ormosia sequoiarum | Diptera (Crane Fly) | |||
| Ormosia stylifer | Ormosia modica | Diptera (Crane Fly) | ||
| Ormosia taeniocera | Diptera (Crane Fly) | |||
| Ormosia tahoensis | Diptera (Crane Fly) | |||
| Ormosia tricornis | Diptera (Crane Fly) | |||
| Orthemis ferruginea | Odonata (Dragonfly) | |||
| Orthopodomyia californica | Orthopodomyia signifera | Diptera (Mosquito) | ||
| Oxyethira pallida | Trichoptera (Caddisfly) | |||
| Pachydiplax longipennis | Odonata (Dragonfly) | |||
| Paleagapetus nearcticus | Palaeagapetus nearcticus | Trichoptera (Caddisfly) | ||
| Palpomyia aldrichi | Diptera (Biting Midge) | |||
| Palpomyia armatipes | Diptera (Biting Midge) | |||
| Palpomyia essigi | Palpomyia subasper | Diptera (Biting Midge) | ||
| Palpomyia flavipes | Diptera (Biting Midge) | |||
| Palpomyia kernensis | Diptera (Biting Midge) | |||
| Palpomyia linsleyi | Diptera (Biting Midge) | |||
| Palpomyia nigripes | Diptera (Biting Midge) | |||
| Palpomyia trifasciata | Diptera (Biting Midge) | |||
| Paltothemis lineatipes | Odonata (Dragonfly) | |||
| Paltothemis russata | Paltothemis lineatipes | Odonata (Dragonfly) | ||
| Pangonia dives | Stonemyia californica | Diptera (Horse or Deer Fly) | ||
| Pantala flavescens | Odonata (Dragonfly) | |||
| Pantala hymenaea | Odonata (Dragonfly) | |||
| Paracloeodes abditis | Paracloeodes abditus | Paracloeodes minutus | Ephemeroptera (Mayfly) | |
| Paracloeodes portoricensis | invalid combo | Ephemeroptera (Mayfly) | ||
| Paraclunio alaskensis | Telmatogeton alaskensis | Diptera (Midge) | ||
| Paraclunio trilobatus | Telmatogeton trilobatus | Diptera (Midge) | ||
| Paracoenia bisetosa | Diptera (Shore Fly) | |||
| Paracoenia platypelta | Calocoenia platypelta | Diptera (Shore Fly) | ||
| Paracymus elegans | Coleoptera (Water Scavenger Beetle) | |||
| Paracymus ellipsis | Coleoptera (Water Scavenger Beetle) | |||
| Paracymus subcupreus | Coleoptera (Water Scavenger Beetle) | |||
| Paraleptophlebia associata | Ephemeroptera (Mayfly) | |||
| Paraleptophlebia cachea | Ephemeroptera (Mayfly) | |||
| Paraleptophlebia californica | Ephemeroptera (Mayfly) | |||
| Paraleptophlebia clara | Ephemeroptera (Mayfly) | |||
| Paraleptophlebia debilis | Ephemeroptera (Mayfly) | |||
| Paraleptophlebia gregalis | Ephemeroptera (Mayfly) | |||
| Paraleptophlebia helena | Ephemeroptera (Mayfly) | |||
| Paraleptophlebia pallipes | Paraleptophlebia memorialis | Ephemeroptera (Mayfly) | ||
| Paraleptophlebia placeri | Ephemeroptera (Mayfly) | |||
| Paraleptophlebia quisquilia | Ephemeroptera (Mayfly) | |||
| Paraleptophlebia zayante | Ephemeroptera (Mayfly) | |||
| Paralimna aequalis | Oceana/Asia sp. | Diptera (Shore Fly) | ||
| Paralimna decipiens | Diptera (Shore Fly) | |||
| Paralimna multipunctata | Diptera (Shore Fly) | |||
| Paraperla frontalis | Plecoptera (Stonefly) | |||
| Parapsyche almota | Trichoptera (Caddisfly) | |||
| Parapsyche elsis | Trichoptera (Caddisfly) | |||
| Parapsyche extensa | Trichoptera (Caddisfly) | |||
| Parapsyche spinata | Trichoptera (Caddisfly) | |||
| Parargyractis bifascialis | Petrophila bifascialis | Lepidoptera (Aquatic Moth) | ||
| Parargyractis cappsi | Petrophila cappsi | Lepidoptera (Aquatic Moth) | ||
| Parargyractis daemonalis | Petrophila daemonalis | Lepidoptera (Aquatic Moth) | ||
| Parargyractis fulicalis | Petrophila fulicalis | Lepidoptera (Aquatic Moth) | ||
| Parargyractis jaliscalis | Petrophila jaliscalis | Lepidoptera (Aquatic Moth) | ||
| Parargyractis kearfottalis | Petrophila kearfottalis | Lepidoptera (Aquatic Moth) | ||
| Parargyractis longipennis | Petrophila longipennis | Lepidoptera (Aquatic Moth) | ||
| Parargyractis opulentalis | Petrophila opulentalis | Lepidoptera (Aquatic Moth) | ||
| Parargyractis schaefferalis | Petrophila schaefferalis | Lepidoptera (Aquatic Moth) | ||
| Parargyractis truckeealis | Elophila truckeealis | Lepidoptera (Aquatic Moth) | ||
| Parascatella marinensis | Scatella marinensis | Diptera (Shore Fly) | ||
| Parascatella melanderi | Scatella melanderi | Diptera (Shore Fly) | ||
| Parascatella triseta | Scatella triseta | Diptera (Shore Fly) | ||
| Parasimulium furcatum | Diptera (Black Fly) | |||
| Paratendipes albimanus | Diptera (Midge) | |||
| Parathyroglossa ordinata | Athyroglossa ordinata | Diptera (Shore Fly) | ||
| Parthina linea | Trichoptera (Caddisfly) | |||
| Parydra aldrichi | invalid combo | Diptera (Shore Fly) | ||
| Parydra appendiculata | Diptera (Shore Fly) | |||
| Parydra aurata | Diptera (Shore Fly) | |||
| Parydra bituberculata nitida | Parydra bituberculata | Parydra aquila | Diptera (Shore Fly) | |
| Parydra borealis | Diptera (Shore Fly) | |||
| Parydra breviceps vicina | Parydra breviceps | Diptera (Shore Fly) | ||
| Parydra halteralis | Diptera (Shore Fly) | |||
| Parydra incommoda | Diptera (Shore Fly) | |||
| Parydra paullula | Diptera (Shore Fly) | |||
| Parydra pusilla | European sp. | Diptera (Shore Fly) | ||
| Parydra socia | Diptera (Shore Fly) | |||
| Parydra tibialis | Parydra aquila | Diptera (Shore Fly) | ||
| Parydra varia | Diptera (Shore Fly) | |||
| Patasson gerrisophaga | Hymenoptera (Parasitic Wasp) | |||
| Pedicia actaeon | invalid combo | Diptera (Crane Fly) | ||
| Pedicia ampla truncata | Pedicia truncata | Diptera (Crane Fly) | ||
| Pedicia aperta | Diptera (Crane Fly) | |||
| Pedicia bidentifera | Diptera (Crane Fly) | |||
| Pedicia obtusa | Diptera (Crane Fly) | |||
| Pedicia parvicellula | Diptera (Crane Fly) | |||
| Pedicia septentrionalis | Diptera (Crane Fly) | |||
| Pedicia simplicistyla | Diptera (Crane Fly) | |||
| Pedicia subaptera | Diptera (Crane Fly) | |||
| Pedicia subobtusa | Diptera (Crane Fly) | |||
| Pelignellus subnudus | Diptera (Shore Fly) | |||
| Pelina canadensis | Diptera (Shore Fly) | |||
| Pelina compar | Diptera (Shore Fly) | |||
| Pelina truncatula | Diptera (Shore Fly) | |||
| Pelocoris shoshone | Heteroptera (Creeping Water Bug) | |||
| Pelopia punctipennis | Tanypus punctipennis | Diptera (Midge) | ||
| Peltodytes callosus | Coleoptera (Crawling Water Beetle) | |||
| Peltodytes simplex | Coleoptera (Crawling Water Beetle) | |||
| Peltoperla brevis | Yoraperla brevis | Plecoptera (Stonefly) | ||
| Peltoperla cora | Sierraperla cora | Plecoptera (Stonefly) | ||
| Peltoperla mariana | Yoraperla mariana | Plecoptera (Stonefly) | ||
| Peltoperla nigriscens | not in book on page listed | Plecoptera (Stonefly) | ||
| Peltoperla quadrispinula | Soliperla quadrispinula | Plecoptera (Stonefly) | ||
| Peltoperla thyra | Soliperla thyra | Plecoptera (Stonefly) | ||
| Peltoperla zipha | Viehoperla ada | Plecoptera (Stonefly) | ||
| Pentacora signoreti | Heteroptera (Shore Bug) | |||
| Pentaneura carnea | Diptera (Midge) | |||
| Pentaneura flavifrons | Conchapelopia flavifrons | Diptera (Midge) | ||
| Pentaneura monilis | Diptera (Midge) | |||
| Pentaneura pilosellus | Pentaneura pilosella | Labrundinia pilosella | Diptera (Midge) | |
| Pericoma bipunctata | Diptera (Moth Fly) | |||
| Pericoma californica | Diptera (Moth Fly) | |||
| Pericoma truncata | Diptera (Moth Fly) | |||
| Perla obscura | Chernokrilus misnomus | Plecoptera (Stonefly) | ||
| Perla venosa | Chernokrilus erratus | Plecoptera (Stonefly) | ||
| Perlomyia collaris | Plecoptera (Stonefly) | |||
| Perlomyia sobrina | Perlomyia collaris | Plecoptera (Stonefly) | ||
| Perlomyia solitaria | Perlomyia collaris | Plecoptera (Stonefly) | ||
| Phanocerus clavicornis | Coleoptera (Riffle Beetle) | |||
| Phaonia caerulescens | Diptera (Muscid Fly) | |||
| Phaonia caesia | Phaonia parviceps | Diptera (Muscid Fly) | ||
| Phaonia errans | Diptera (Muscid Fly) | |||
| Phaonia errons proxima | Phaonia proxima | Diptera (Muscid Fly) | ||
| Phaonia fuscicauda | Diptera (Muscid Fly) | |||
| Phaonia limbinervis | Diptera (Muscid Fly) | |||
| Phaonia mirabilis | invalid combo | Diptera (Muscid Fly) | ||
| Phaonia nigricauda | Diptera (Muscid Fly) | |||
| Phaonia pallida | invalid combo | Diptera (Muscid Fly) | ||
| Phaonia parviceps | Diptera (Muscid Fly) | |||
| Phaonia quieta | Diptera (Muscid Fly) | |||
| Phaonia varipes | invalid combo | Diptera (Muscid Fly) | ||
| Philorus ancillus | Philorus yosemite | Diptera (Net-Winged Midge) | ||
| Philorus aylmeri | Agathon aylmeri | Diptera (Net-Winged Midge) | ||
| Philorus cheaini | Agathon aylmeri | Diptera (Net-Winged Midge) | ||
| Philorus markii | Agathon markii | Diptera (Net-Winged Midge) | ||
| Philorus sequoiarum | Agathon sequoiarum | Diptera (Net-Winged Midge) | ||
| Philorus yosemite | Diptera (Net-Winged Midge) | |||
| Philygria debilis | Diptera (Shore Fly) | |||
| Philygria nigrescens | Diptera (Shore Fly) | |||
| Philygria opposita | Diptera (Shore Fly) | |||
| Phryganea californica | Yphria californica | Trichoptera (Caddisfly) | ||
| Phycoetes testaceus | Neophycocoetes testaceus | Coleoptera (Water Weevil) | ||
| Phyllolabis claviger | Phyllolabis clavigera | Diptera (Crane Fly) | ||
| Phyllolabis encausta | Diptera (Crane Fly) | |||
| Phyllolabis flavida | Diptera (Crane Fly) | |||
| Phyllolabis hirtiloba | Diptera (Crane Fly) | |||
| Phyllolabis meridionalis | Diptera (Crane Fly) | |||
| Phyllolabis myriosticta | Diptera (Crane Fly) | |||
| Phyllolabis sequoiensis | Diptera (Crane Fly) | |||
| Physemus minutus | Coleoptera (Minute Marsh-Loving Beetle) | |||
| Pilimas beameri | Stonemyia californica | Diptera (Horse or Deer Fly) | ||
| Pilimas californica | Pilimas beameri | Stonemyia californica | Diptera (Horse or Deer Fly) | |
| Plathemis lydia | Odonata (Dragonfly) | |||
| Plathemis subornata | Odonata (Dragonfly) | |||
| Pnigodes setosus | Coleoptera (Water Weevil) | |||
| Podura aquatica | Collembola (Springtail) | |||
| Poecilographa decora | Diptera (Marsh Fly) | |||
| Polycentropus flavus | Trichoptera (Caddisfly) | |||
| Polycentropus halidus | Trichoptera (Caddisfly) | |||
| Polycentropus variegatus | Trichoptera (Caddisfly) | |||
| Polymeda alicia | Cheilotrichia alicia | Diptera (Crane Fly) | ||
| Polymeda bipartita | Erioptera bipartita | Diptera (Crane Fly) | ||
| Polymeda bisulca | Erioptera bisulca | Diptera (Crane Fly) | ||
| Polymeda burra | Gonempeda burra | Diptera (Crane Fly) | ||
| Polymeda cana | Erioptera cana | Diptera (Crane Fly) | ||
| Polymeda cinctipennis | Erioptera cinctipennis | Arctoconopa cinctipennis | Diptera (Crane Fly) | |
| Polymeda crickmeri | Erioptera crickmeri | Gonomyodes crickmeri | Diptera (Crane Fly) | |
| Polymeda dulcis | Erioptera dulcis | Diptera (Crane Fly) | ||
| Polymeda dyari | Erioptera dyari | Diptera (Crane Fly) | ||
| Polymeda laticeps | Erioptera laticeps | Diptera (Crane Fly) | ||
| Polymeda melanderi | Hesperoconopa melanderi | Diptera (Crane Fly) | ||
| Polymeda melanderiana | Erioptera melanderiana | Diptera (Crane Fly) | ||
| Polymeda pilipes anomala | Erioptera pilipes | Diptera (Crane Fly) | ||
| Polymeda rainieria | Erioptera rainieria | Diptera (Crane Fly) | ||
| Polymeda sparsa | Erioptera sparsa | Diptera (Crane Fly) | ||
| Polymeda tripartita | Erioptera tripartita | Diptera (Crane Fly) | ||
| Polynema natans | Caraphtactis cinctus | Hymenoptera (Parasitic Wasp) | ||
| Polypedilum aviceps | Diptera (Midge) | |||
| Polypedilum digitifer | Diptera (Midge) | |||
| Polypedilum isocerus | Diptera (Midge) | |||
| Polypedilum laetum | Diptera (Midge) | |||
| Polypedilum needhami | invalid combo | Diptera (Midge) | ||
| Polypedilum pedatum excelsius | Polypedilum pedatum | Diptera (Midge) | ||
| Polypedilum scalaenum | Diptera (Midge) | |||
| Polytrichophora conciliata | Diptera (Shore Fly) | |||
| Polytrichophora orbitalis | Diptera (Shore Fly) | |||
| Pontomalota bakeri | Pontomalota opaca | Coleoptera (Rove Beetle) | ||
| Pontomalota californica | Pontomalota opaca | Coleoptera (Rove Beetle) | ||
| Pontomalota nigriceps | Pontomalota opaca | Coleoptera (Rove Beetle) | ||
| Pontomalota opaca | Coleoptera (Rove Beetle) | |||
| Prestwichia aquatica | Prestwickia aquatica | Hymenoptera (Parasitic Wasp) | ||
| Priocnemis flavicornis | Anoplius depressipes | Hymenoptera (Parasitic Wasp) | ||
| Priocnemoides fulvicornis | Anoplius depressipes | Hymenoptera (Parasitic Wasp) | ||
| Prionocyphon discoideus | Coleoptera (Marsh Beetle) | |||
| Prionocyphon limbatus | Coleoptera (Marsh Beetle) | |||
| Prionocyphon serricornis | Coleoptera (Marsh Beetle) | |||
| Probezzia flavonigra | Diptera (Biting Midge) | |||
| Procanace nigroviridis | Diptera (Beach Fly) | |||
| Procladius bellus | Diptera (Midge) | |||
| Procladius culiciformis | Diptera (Midge) | |||
| Proclinopyga amplectens | Diptera (Dance Fly) | |||
| Proclinopyga monogramma | Diptera (Dance Fly) | |||
| Progomphus borealis | Odonata (Dragonfly) | |||
| Progomphus obscuris | Progomphus obscurus | Odonata (Dragonfly) | ||
| Proisotoma aquae | Cryptopygus aquae | Collembola (Springtail) | ||
| Proisotoma laguna | Archisotoma laguna | Collembola (Springtail) | ||
| Prosimulium dicum | Diptera (Black Fly) | |||
| Prosimulium exigens | Diptera (Black Fly) | |||
| Prosimulium fulvum | Diptera (Black Fly) | |||
| Prosimulium hirtipes | Diptera (Black Fly) | |||
| Prosimulium novum | Twinnia nova | Diptera (Black Fly) | ||
| Prosimulium onychodactylum | Diptera (Black Fly) | |||
| Prosimulium travisi | Diptera (Black Fly) | |||
| Protanyderus vanduzeei | Diptera (Primative Crane Fly) | |||
| Protanyderus vipio | Diptera (Primative Crane Fly) | |||
| Protochauliodes aridus | Megaloptera (Fishfly) | |||
| Protochauliodes infuscatus | Neohermes infuscatus | Protochauliodes minimus | Megaloptera (Fishfly) | |
| Protochauliodes minimus | Megaloptera (Fishfly) | |||
| Protochauliodes montivagus | Megaloptera (Fishfly) | |||
| Protochauliodes simplus | Megaloptera (Fishfly) | |||
| Protochauliodes spenceri | Megaloptera (Fishfly) | |||
| Protoplasa fitchii | Diptera (Primative Crane Fly) | |||
| Protoptila coloma | Trichoptera (Caddisfly) | |||
| Psephenus calaveras | Psephenus falli | Coleoptera (Water Penny Beetle) | ||
| Psephenus falli | Coleoptera (Water Penny Beetle) | |||
| Psephenus haldemani | Coleoptera (Water Penny Beetle) | |||
| Psephenus lanei | Psephenus falli | Coleoptera (Water Penny Beetle) | ||
| Psephenus veluticollis | Psephenus falli | Coleoptera (Water Penny Beetle) | ||
| Pseudohecamede abdominalis | Hecamede abdominalis | Allotrichoma abdominale | Diptera (Shore Fly) | |
| Pseudohecamede abdominalis | Hecamede abdominalis | Allotrichoma abdominale | Diptera (Shore Fly) | |
| Pseudoleon superbus | Odonata (Dragonfly) | |||
| Pseudolimnophila luteipennis | Diptera (Crane Fly) | |||
| Pseudonymus brachycercus | Hydrophilid parasite | |||
| Pseudonymus leptocercus | Hydrophilid parasite | |||
| Psilopa compta | Diptera (Shore Fly) | |||
| Psilopa leucostoma | Diptera (Shore Fly) | |||
| Psilopa olga | Psilopa girschneri | Diptera (Shore Fly) | ||
| Psilotreta frontalis | Trichoptera (Caddisfly) | |||
| Psorophora confinnis | Diptera (Mosquito) | |||
| Psychoda alternata | Diptera (Moth Fly) | |||
| Psychoda cinerea | Diptera (Moth Fly) | |||
| Psychoda phalaenoides | Diptera (Moth Fly) | |||
| Psychoda severini | Psychoda satchelli | Diptera (Moth Fly) | ||
| Psychoda sigma | Diptera (Moth Fly) | |||
| Psychoglypha avigo | Trichoptera (Caddisfly) | |||
| Psychoglypha bella | Trichoptera (Caddisfly) | |||
| Psychoglypha ormiae | Trichoptera (Caddisfly) | |||
| Psychomyia flavida | Trichoptera (Caddisfly) | |||
| Psychomyia lumina | Trichoptera (Caddisfly) | |||
| Psychomyia nomada | Trichoptera (Caddisfly) | |||
| Ptenothrix maculosa | Collembola (Springtail) | |||
| Pteronarcella badia | Plecoptera (Stonefly) | |||
| Pteronarcella regularis | Plecoptera (Stonefly) | |||
| Pteronarcys californica | Plecoptera (Stonefly) | |||
| Pteronarcys princeps | Plecoptera (Stonefly) | |||
| Pteronarcys proteus | Pteronarcys comstocki | Plecoptera (Stonefly) | ||
| Ptilomyia alkalinella | Diptera (Shore Fly) | |||
| Ptilomyia enigma | Ptilomyia parva | Diptera (Shore Fly) | ||
| Ptilomyia occidentalis | Diptera (Shore Fly) | |||
| Ptilomyia pleuriseta | Diptera (Shore Fly) | |||
| Ranatra asphalti | invalid combo | Heteroptera (Water Scorpion) | ||
| Ranatra bessomi | invalid combo | Heteroptera (Water Scorpion) | ||
| Ranatra brevicollis | Heteroptera (Water Scorpion) | |||
| Ranatra fusca | Heteroptera (Water Scorpion) | |||
| Ranatra quadridentata | Heteroptera (Water Scorpion) | |||
| Rhabdomastix californiensis | Diptera (Crane Fly) | |||
| Rhabdomastix fasciger | Rhabdomastix fascigera | Diptera (Crane Fly) | ||
| Rhabdomastix trichophora | Diptera (Crane Fly) | |||
| Rhagovelia distincta | Heteroptera (Broad-shouldered Water Strider) | |||
| Rhagovelia obesa | Heteroptera (Broad-shouldered Water Strider) | |||
| Rhantus anisonychus | Coleoptera (Predaceous Diving Beetle) | |||
| Rhantus atricolor | Coleoptera (Predaceous Diving Beetle) | |||
| Rhantus binotatus | Coleoptera (Predaceous Diving Beetle) | |||
| Rhantus consimilis | Coleoptera (Predaceous Diving Beetle) | |||
| Rhantus gutticollis | Coleoptera (Predaceous Diving Beetle) | |||
| Rhantus hoppingi | Coleoptera (Predaceous Diving Beetle) | |||
| Rhantus tostus | Coleoptera (Predaceous Diving Beetle) | |||
| Rhithrogena brunnea | Rhithrogena hageni | Ephemeroptera (Mayfly) | ||
| Rhithrogena decora | Ephemeroptera (Mayfly) | |||
| Rhithrogena doddsi | Rhithrogena hageni | Ephemeroptera (Mayfly) | ||
| Rhithrogena flavianula | Ephemeroptera (Mayfly) | |||
| Rhithrogena morrisoni | Ephemeroptera (Mayfly) | |||
| Rhithrogena petulans | Rhithrogena morrisoni | Ephemeroptera (Mayfly) | ||
| Rhyacophila acropedes | Rhyacophila brunnea | Trichoptera (Caddisfly) | ||
| Rhyacophila angelita | Trichoptera (Caddisfly) | |||
| Rhyacophila basalis | Trichoptera (Caddisfly) | |||
| Rhyacophila betteni | Trichoptera (Caddisfly) | |||
| Rhyacophila bifila | Trichoptera (Caddisfly) | |||
| Rhyacophila chandleri | Trichoptera (Caddisfly) | |||
| Rhyacophila ecosa | Trichoptera (Caddisfly) | |||
| Rhyacophila grandis | Trichoptera (Caddisfly) | |||
| Rhyacophila harmstoni | Trichoptera (Caddisfly) | |||
| Rhyacophila karila | Trichoptera (Caddisfly) | |||
| Rhyacophila kernada | Trichoptera (Caddisfly) | |||
| Rhyacophila lineata | Trichoptera (Caddisfly) | |||
| Rhyacophila neograndis | Trichoptera (Caddisfly) | |||
| Rhyacophila nevadensis | Trichoptera (Caddisfly) | |||
| Rhyacophila norcuta | Trichoptera (Caddisfly) | |||
| Rhyacophila oreta | Trichoptera (Caddisfly) | |||
| Rhyacophila pellisa | Trichoptera (Caddisfly) | |||
| Rhyacophila phryganea | Himalopsyche phryganea | Trichoptera (Caddisfly) | ||
| Rhyacophila rayneri | Trichoptera (Caddisfly) | |||
| Rhyacophila rotunda | Trichoptera (Caddisfly) | |||
| Rhyacophila sequoia | Trichoptera (Caddisfly) | |||
| Rhyacophila sonoma | Rhyacophila hyalinata | Trichoptera (Caddisfly) | ||
| Rhyacophila vaccua | Trichoptera (Caddisfly) | |||
| Rhyacophila valuma | Trichoptera (Caddisfly) | |||
| Rhyacophila vedra | Trichoptera (Caddisfly) | |||
| Rhyacophila velora | Trichoptera (Caddisfly) | |||
| Rhyacophila vepulsa | Rhyacophila narvae | Trichoptera (Caddisfly) | ||
| Rhyacophila verrula | Trichoptera (Caddisfly) | |||
| Rhyacophila vocala | Trichoptera (Caddisfly) | |||
| Roederiodes juncta | Roederiodes junctus | Diptera (Dance Fly) | ||
| Salda buenoi | Heteroptera (Shore Bug) | |||
| Salda littoralis | Heteroptera (Shore Bug) | |||
| Saldula andrei | Heteroptera (Shore Bug) | |||
| Saldula arenicola arenicola | European sp. | Heteroptera (Shore Bug) | ||
| Saldula balli | Heteroptera (Shore Bug) | |||
| Saldula basingeri | Heteroptera (Shore Bug) | |||
| Saldula c-album | European sp. | Heteroptera (Shore Bug) | ||
| Saldula comatula | Heteroptera (Shore Bug) | |||
| Saldula coxalis | Heteroptera (Shore Bug) | |||
| Saldula dispersa | Heteroptera (Shore Bug) | |||
| Saldula explanata | Heteroptera (Shore Bug) | |||
| Saldula fernaldi | invalid combo | Heteroptera (Shore Bug) | ||
| Saldula hirsuta | Saldula pilosella hirsuta | European sp. | Heteroptera (Shore Bug) | |
| Saldula interstitialis | Saldula pallipes | Heteroptera (Shore Bug) | ||
| Saldula luctuosa | Heteroptera (Shore Bug) | |||
| Saldula major | Salda lugubris | Heteroptera (Shore Bug) | ||
| Saldula nigrita | Heteroptera (Shore Bug) | |||
| Saldula notalis | invalid combo | Heteroptera (Shore Bug) | ||
| Saldula opiparia | Heteroptera (Shore Bug) | |||
| Saldula orbiculata | Heteroptera (Shore Bug) | |||
| Saldula ourayi | invalid combo | Heteroptera (Shore Bug) | ||
| Saldula pallipes | Heteroptera (Shore Bug) | |||
| Saldula pexa | Heteroptera (Shore Bug) | |||
| Saldula saltatoria | Heteroptera (Shore Bug) | |||
| Saldula severini | Heteroptera (Shore Bug) | |||
| Saldula villosa | Heteroptera (Shore Bug) | |||
| Saldula xanthochila | European sp. | Heteroptera (Shore Bug) | ||
| Sarcophaga celarata | Fletcherimyia celarata | Diptera (Flesh Fly) | ||
| Sarcophaga fletcheri | Fletcherimyia fletcheri | Diptera (Flesh Fly) | ||
| Sarcophaga jonesi | Fletcherimyia jonesi | Diptera (Flesh Fly) | ||
| Sarcophaga rileyi | Fletcherimyia rileyi | Diptera (Flesh Fly) | ||
| Sarcophaga sarraceniae | Sarraceniomyia sarraceniae | Diptera (Flesh Fly) | ||
| Sarcophaga utilis | Wohlfahrtiopsis utilis | Diptera (Flesh Fly) | ||
| Scatella laxa | Diptera (Shore Fly) | |||
| Scatella obsoleta | Diptera (Shore Fly) | |||
| Scatella paludum | Diptera (Shore Fly) | |||
| Scatella stagnalis | Diptera (Shore Fly) | |||
| Scatella stagnalis var. pentastigma | Scatella pentastigma | Diptera (Shore Fly) | ||
| Scatella subguttata | European sp. | Diptera (Shore Fly) | ||
| Scatella thermarum | Diptera (Shore Fly) | |||
| Scatella troi | Diptera (Shore Fly) | |||
| Scatophila arenaria | Diptera (Shore Fly) | |||
| Scatophila bipiliaris | Diptera (Shore Fly) | |||
| Scatophila conifera | Diptera (Shore Fly) | |||
| Scatophila despecta | Diptera (Shore Fly) | |||
| Scatophila disjuncta | Diptera (Shore Fly) | |||
| Scatophila exilis | Diptera (Shore Fly) | |||
| Scatophila hesperia | Diptera (Shore Fly) | |||
| Scatophila ordinaria | Diptera (Shore Fly) | |||
| Scatophila pulchra | Diptera (Shore Fly) | |||
| Scatophila rubribrunnea | Diptera (Shore Fly) | |||
| Scatophila unicornis | Diptera (Shore Fly) | |||
| Scatophila variofacialis | Scatophila varifacialis | Diptera (Shore Fly) | ||
| Scatophila viridella | Diptera (Shore Fly) | |||
| Schoenobius melinellus dispersellus | Lepidoptera (Aquatic Moth) | |||
| Scirtes championi | Coleoptera (Marsh Beetle) | |||
| Scirtes grandis | Coleoptera (Marsh Beetle) | |||
| Scirtes orbiculatus | Coleoptera (Marsh Beetle) | |||
| Sepedon armipes | Diptera (Marsh Fly) | |||
| Sepedon bifida | Diptera (Marsh Fly) | |||
| Sepedon borealis | Diptera (Marsh Fly) | |||
| Sepedon fuscipennis | invalid combo | Diptera (Marsh Fly) | ||
| Sepedon pacifica | Diptera (Marsh Fly) | |||
| Sepedon praemiosa | Diptera (Marsh Fly) | |||
| Sericomyia borealis | Sericomyia silentis | European sp. | Diptera (Flower Fly or Rattail Maggot) | |
| Sericostoma griseolum | Gumaga griseola | Trichoptera (Caddisfly) | ||
| Serromyia barberi | Diptera (Biting Midge) | |||
| Serromyia femorata | Diptera (Biting Midge) | |||
| Setacera aldrichi | Diptera (Shore Fly) | |||
| Setacera atrovirens | Diptera (Shore Fly) | |||
| Setacera durani | Diptera (Shore Fly) | |||
| Setacera needhami | Diptera (Shore Fly) | |||
| Setacera pacifica | Diptera (Shore Fly) | |||
| Sialis arvalis | Megaloptera (Alderfly) | |||
| Sialis californica | Megaloptera (Alderfly) | |||
| Sialis nevadensis | Megaloptera (Alderfly) | |||
| Sialis occidens | Megaloptera (Alderfly) | |||
| Sialis rotunda | Megaloptera (Alderfly) | |||
| Sigara alternata | Heteroptera (Water Boatman) | |||
| Sigara grossolineata | Heteroptera (Water Boatman) | |||
| Sigara mckinstryi | Heteroptera (Water Boatman) | |||
| Sigara nevadensis | Heteroptera (Water Boatman) | |||
| Sigara omani | Heteroptera (Water Boatman) | |||
| Sigara vandykei | Heteroptera (Water Boatman) | |||
| Sigara washingtonensis | Heteroptera (Water Boatman) | |||
| Silvius gigantulus | Diptera (Horse or Deer Fly) | |||
| Silvius jonesi | Stonemyia californica | Diptera (Horse or Deer Fly) | ||
| Silvius notatus | Diptera (Horse or Deer Fly) | |||
| Silvius philipi | Diptera (Horse or Deer Fly) | |||
| Silvius quadrivittatus | Diptera (Horse or Deer Fly) | |||
| Silvius sayi | Diptera (Horse or Deer Fly) | |||
| Simulium arcticum | Diptera (Black Fly) | |||
| Simulium argus | Diptera (Black Fly) | |||
| Simulium aureum | Diptera (Black Fly) | |||
| Simulium bivittatum | Diptera (Black Fly) | |||
| Simulium canadense | Diptera (Black Fly) | |||
| Simulium canoniculum | Eusimulium canonicolum | Simulium canonicola | Diptera (Black Fly) | |
| Simulium griseum | Diptera (Black Fly) | |||
| Simulium hunteri | Diptera (Black Fly) | |||
| Simulium jacumbae | Diptera (Black Fly) | |||
| Simulium latipes | Diptera (Black Fly) | |||
| Simulium meridionale | Diptera (Black Fly) | |||
| Simulium piperi | Diptera (Black Fly) | |||
| Simulium pugetense | Diptera (Black Fly) | |||
| Simulium trivittatum | Diptera (Black Fly) | |||
| Simulium tuberosum | Diptera (Black Fly) | |||
| Simulium venator | Diptera (Black Fly) | |||
| Simulium venustum | Diptera (Black Fly) | |||
| Simulium virgatum | Diptera (Black Fly) | |||
| Simulium vittatum | Diptera (Black Fly) | |||
| Sinella hoftii | Sinella hoefti | Collembola (Springtail) | ||
| Siphlonurus berenice | Siphlonurus typicus | Ephemeroptera (Mayfly) | ||
| Siphlonurus columbianus | Ephemeroptera (Mayfly) | |||
| Siphlonurus occidentalis | Ephemeroptera (Mayfly) | |||
| Siphlonurus spectabilis | Ephemeroptera (Mayfly) | |||
| Sisyra vicaria | Neuroptera (Spongillaflies) | |||
| Sisyridivora cavigena | Hymenoptera (Parasitic Wasp) | |||
| Smicridea utico | Smicridea dispar | Trichoptera (Caddisfly) | ||
| Sminthurides aquaticus var. levanderi | Sminthurides aquatica levanderi | Collembola (Springtail) | ||
| Sminthurides sexpinnatus | Denisiella sexpinnata | Collembola (Springtail) | ||
| Sminthurinus aureus | Collembola (Springtail) | |||
| Sminthurinus elegans | Collembola (Springtail) | |||
| Sminthurinus quadrimaculatus | Collembola (Springtail) | |||
| Sminthurinus remotus | Sminthurinus quadrimaculatus | Collembola (Springtail) | ||
| Somatochlora semicircularis | Odonata (Dragonfly) | |||
| Sphaeromias brevicornis | Nilobezzia brevicornis | Diptera (Biting Midge) | ||
| Sphaeromias longipennis | Diptera (Biting Midge) | |||
| Sphaeromias minor | Nilobezzia minor | Diptera (Biting Midge) | ||
| Spilocryptus incertus | erroneously listed parasite of Gyrinidae | |||
| Stenelmis calida | Stenelmis moapa | Coleoptera (Riffle Beetle) | ||
| Stenochironomus colei | Diptera (Midge) | |||
| Stenochironomus taeniapennis | Stenochironomus hilaris | Diptera (Midge) | ||
| Stenocolus scutellaris | Coleoptera (Toed-Winged Beetle) | |||
| Stenopelmus rufinasus | Coleoptera (Water Weevil) | |||
| Stilobezzia fuscula | Diptera (Biting Midge) | |||
| Stilobezzia pruinosa | Diptera (Biting Midge) | |||
| Stonemyia abaureus | Pegasomyia abaureus | Diptera (Horse or Deer Fly) | ||
| Stonemyia albomacula | Stonemyia velutina | Diptera (Horse or Deer Fly) | ||
| Stonemyia ruficornis | Pegasomyia ruficornis | Diptera (Horse or Deer Fly) | ||
| Stonemyia tranquilla fere | Stonemyia tranquilla | Diptera (Horse or Deer Fly) | ||
| Stonemyia velutina | Diptera (Horse or Deer Fly) | |||
| Stratiomys barbata | Diptera (Soldier Fly) | |||
| Stratiomys currani | Diptera (Soldier Fly) | |||
| Stratiomys discaloides | Diptera (Soldier Fly) | |||
| Stratiomys griseata | Diptera (Soldier Fly) | |||
| Stratiomys laticeps | Diptera (Soldier Fly) | |||
| Stratiomys maculosa | Diptera (Soldier Fly) | |||
| Stratiomys melastoma | Diptera (Soldier Fly) | |||
| Stratiomys nevadae | Diptera (Soldier Fly) | |||
| Suphisellus levis | Coleoptera (Burrowing Water Beetle) | |||
| Suphisellus lineatus | Coleoptera (Burrowing Water Beetle) | |||
| Sympetrum atripes | Sympetrum costiferum | Odonata (Dragonfly) | ||
| Sympetrum costiferum | Odonata (Dragonfly) | |||
| Sympetrum danae | Odonata (Dragonfly) | |||
| Sympetrum decisum | Sympetrum rubicundulum decisum | Sympetrum obtrusum | Odonata (Dragonfly) | |
| Sympetrum internum | Odonata (Dragonfly) | |||
| Sympetrum madidum | Odonata (Dragonfly) | |||
| Sympetrum obtrusum | Odonata (Dragonfly) | |||
| Sympetrum occidentale californicum | Odonata (Dragonfly) | |||
| Sympetrum pallipes | Odonata (Dragonfly) | |||
| Sympetrum rubicundulum | Sympetrum obtrusum | Odonata (Dragonfly) | ||
| Sympetrum scoticum | Sympetrum danae | Odonata (Dragonfly) | ||
| Synclita occidentalis | Lepidoptera (Aquatic Moth) | |||
| Tabanus aegrotus | Diptera (Horse or Deer Fly) | |||
| Tabanus captonis | Hybomitra captonis | Diptera (Horse or Deer Fly) | ||
| Tabanus haemophorus | Tabanus haemaphorus | Hybomitra fulvilateralis | Diptera (Horse or Deer Fly) | |
| Tabanus insuetus | Atylotus insuetus | Diptera (Horse or Deer Fly) | ||
| Tabanus kesseli | Diptera (Horse or Deer Fly) | |||
| Tabanus laticeps | Diptera (Horse or Deer Fly) | |||
| Tabanus lineola scutellaris | Tabanus lineola | Diptera (Horse or Deer Fly) | ||
| Tabanus melanorphinus | Tabanus melanorhinus | invalid combo | Diptera (Horse or Deer Fly) | |
| Tabanus monoensis | Diptera (Horse or Deer Fly) | |||
| Tabanus opacus | Hybomitra opaca | Diptera (Horse or Deer Fly) | ||
| Tabanus philipi | Hybomitra sonomensis | Diptera (Horse or Deer Fly) | ||
| Tabanus procyon | Hybomitra procyon | Diptera (Horse or Deer Fly) | ||
| Tabanus productus | Tabanus tetropsis | Diptera (Horse or Deer Fly) | ||
| Tabanus punctifer | Diptera (Horse or Deer Fly) | |||
| Tabanus rhombicus | Hybomitra rhombica | Diptera (Horse or Deer Fly) | ||
| Tabanus sonomensis phaenops | Tabanus phaenops | Hybomitra phaenops | Diptera (Horse or Deer Fly) | |
| Tabanus sonomensis sonomensis | Tabanus sonomensis | Hybomitra sonomensis | Diptera (Horse or Deer Fly) | |
| Tabanus stonei | Diptera (Horse or Deer Fly) | |||
| Tabanus tetricus hirtulus | Therioplectes hirtula | Hybomitra tetrica | Diptera (Horse or Deer Fly) | |
| Tabanus tetricus tetricus | Therioplectes tetricus | Hybomitra tetrica | Diptera (Horse or Deer Fly) | |
| Tabanus vittiger nippontucki | invalid combo | Diptera (Horse or Deer Fly) | ||
| Tachopteryx thoreyi | Odonata (Dragonfly) | |||
| Tachytrechus angustipennis | Diptera (Longlegged Fly) | |||
| Tachytrechus auripennis | not on page shown in index | Diptera (Longlegged Fly) | ||
| Tachytrechus granditarsus | Tachytrechus granditarsis | Diptera (Longlegged Fly) | ||
| Tachytrechus olympiae | Diptera (Longlegged Fly) | |||
| Tachytrechus sanus | Diptera (Longlegged Fly) | |||
| Tachytrechus spinitarsis | Diptera (Longlegged Fly) | |||
| Taeniopteryx maura | Taeniopteryx burksi | Plecoptera (Stonefly) | ||
| Taeniopteryx nivalis | Taeniopteryx burksi | Plecoptera (Stonefly) | ||
| Tanypteryx hageni | Odonata (Dragonfly) | |||
| Tanysphyrus lemnae | Coleoptera (Water Weevil) | |||
| Tanytarsus albescens | Phaenopsectra albescens | Diptera (Midge) | ||
| Tanytarsus dyari | Phaenopsectra dyari | Diptera (Midge) | ||
| Tanytarsus flavipes | Tanytarsus flavicauda | Phaenopsectra flavipes | Diptera (Midge) | |
| Tanytarsus nigricans | invalid combo | Diptera (Midge) | ||
| Tanytarsus profusus | invalid combo | Diptera (Midge) | ||
| Tanytarsus quagga | Stictochironomus quagga | Diptera (Midge) | ||
| Tarnetrum corruptum | Sympetrum corruptum | Odonata (Dragonfly) | ||
| Tarnetrum illotum | Sympetrum illotum illotum | Odonata (Dragonfly) | ||
| Tasiocera subnuda | Diptera (Crane Fly) | |||
| Telebasis incolumis | Odonata (Damselfly) | |||
| Telebasis salva | Odonata (Damselfly) | |||
| Telmatogeton macswaini | Diptera (Midge) | |||
| Telmatoscopus furcatus | Diptera (Moth Fly) | |||
| Telmatoscopus niger | Diptera (Moth Fly) | |||
| Tendipes anthracinus | Chironomus anthracinus | Diptera (Midge) | ||
| Tendipes atrella | Chironomus atrella | Diptera (Midge) | ||
| Tendipes californicus | Dicrotendipes californicus | Diptera (Midge) | ||
| Tendipes decorus | Chironomus decorus | Diptera (Midge) | ||
| Tendipes nervosus | Dicrotendipes nervosus | Diptera (Midge) | ||
| Tendipes plumosus | Chironomus plumosus | Diptera (Midge) | ||
| Tendipes utahensis | Chironomus utahensis | Diptera (Midge) | ||
| Tetanocera ferruginea | Diptera (Marsh Fly) | |||
| Tetanocera obtusifibula | Diptera (Marsh Fly) | |||
| Tetanocera plebeja | Diptera (Marsh Fly) | |||
| Tetanocera vicina | Diptera (Marsh Fly) | |||
| Tethymyia aptena | Diptera (Midge) | |||
| Tetragoneuria canis | Epitheca canis | Odonata (Dragonfly) | ||
| Tetragoneuria spinigera | Epitheca spinigera | Odonata (Dragonfly) | ||
| Thalassotrechus barbarae | Coleoptera (Predaceous Ground Beetle) | |||
| Thalassotrechus nigripennis | Coleoptera (Predaceous Ground Beetle) | |||
| Thaumalea fusca | Diptera (Solitary Midge) | |||
| Thermonectus basillaris | Coleoptera (Predaceous Diving Beetle) | |||
| Thermonectus marmoratus | Coleoptera (Predaceous Diving Beetle) | |||
| Thinusa maritima | Coleoptera (Rove Beetle) | |||
| Throscinus crotchi | Coleoptera (Minute Marsh-Loving Beetle) | |||
| Tinodes belisa | Tinodes belisus | Trichoptera (Caddisfly) | ||
| Tinodes consueta | Tinodes consuetus | Trichoptera (Caddisfly) | ||
| Tinodes parvula | Tinodes parvulus | Trichoptera (Caddisfly) | ||
| Tinodes provo | Trichoptera (Caddisfly) | |||
| Tinodes sigodana | Tinodes sigodanus | Trichoptera (Caddisfly) | ||
| Tiphodytes gerriphagus | Hymenoptera (Parasitic Wasp) | |||
| Tipula acuta | Diptera (Crane Fly) | |||
| Tipula acutipleura | Diptera (Crane Fly) | |||
| Tipula aequalis | Diptera (Crane Fly) | |||
| Tipula aitkeniana | Diptera (Crane Fly) | |||
| Tipula aspersa | Diptera (Crane Fly) | |||
| Tipula atrisumma | Diptera (Crane Fly) | |||
| Tipula awanchi | Tipula awanichi | Diptera (Crane Fly) | ||
| Tipula beatula | Diptera (Crane Fly) | |||
| Tipula bernardinensis | Diptera (Crane Fly) | |||
| Tipula bifalcata | Diptera (Crane Fly) | |||
| Tipula biproducta | Diptera (Crane Fly) | |||
| Tipula bituberculata | Diptera (Crane Fly) | |||
| Tipula biunca | Tipula biuncus | Diptera (Crane Fly) | ||
| Tipula boregoensis | Diptera (Crane Fly) | |||
| Tipula buenoi | Tipula flavocauda | Diptera (Crane Fly) | ||
| Tipula cahuilla | Diptera (Crane Fly) | |||
| Tipula calaveras | Diptera (Crane Fly) | |||
| Tipula californica | Tipula doaneiana | Diptera (Crane Fly) | ||
| Tipula capistrano | Diptera (Crane Fly) | |||
| Tipula carunculata | Diptera (Crane Fly) | |||
| Tipula cazieri | Diptera (Crane Fly) | |||
| Tipula circularis | Diptera (Crane Fly) | |||
| Tipula cladacantha | Diptera (Crane Fly) | |||
| Tipula cognata | Diptera (Crane Fly) | |||
| Tipula comstockiana | Diptera (Crane Fly) | |||
| Tipula contortrix | Diptera (Crane Fly) | |||
| Tipula cylindrata | Diptera (Crane Fly) | |||
| Tipula degeneri | Diptera (Crane Fly) | |||
| Tipula derbyi | Diptera (Crane Fly) | |||
| Tipula desertorum | Diptera (Crane Fly) | |||
| Tipula diacanthophora | Diptera (Crane Fly) | |||
| Tipula doaneiana | Diptera (Crane Fly) | |||
| Tipula dorsimacula shasta | Diptera (Crane Fly) | |||
| Tipula downesi | Diptera (Crane Fly) | |||
| Tipula evidens | Diptera (Crane Fly) | |||
| Tipula fallax | Diptera (Crane Fly) | |||
| Tipula flavocauda | Diptera (Crane Fly) | |||
| Tipula flavomarginata | Diptera (Crane Fly) | |||
| Tipula fragmentata | Diptera (Crane Fly) | |||
| Tipula fulvolineata | Tipula fulvilineata | Diptera (Crane Fly) | ||
| Tipula furialis | Diptera (Crane Fly) | |||
| Tipula gothicana | Diptera (Crane Fly) | |||
| Tipula graciae | Diptera (Crane Fly) | |||
| Tipula graminivora | Diptera (Crane Fly) | |||
| Tipula graphica | Tipula fulvilineata | Diptera (Crane Fly) | ||
| Tipula grata | Tipula resurgens | Diptera (Crane Fly) | ||
| Tipula hastingsae | Diptera (Crane Fly) | |||
| Tipula illustris | Diptera (Crane Fly) | |||
| Tipula inusitata | Diptera (Crane Fly) | |||
| Tipula inyoensis | Diptera (Crane Fly) | |||
| Tipula jacintoensis | Diptera (Crane Fly) | |||
| Tipula lacteipes | Diptera (Crane Fly) | |||
| Tipula lamellata | Diptera (Crane Fly) | |||
| Tipula leechi | Diptera (Crane Fly) | |||
| Tipula linsdalei | Diptera (Crane Fly) | |||
| Tipula lucida | Diptera (Crane Fly) | |||
| Tipula lygropis | Diptera (Crane Fly) | |||
| Tipula macracantha | Diptera (Crane Fly) | |||
| Tipula macrophallus | Diptera (Crane Fly) | |||
| Tipula madera | Diptera (Crane Fly) | |||
| Tipula magnifolia | Diptera (Crane Fly) | |||
| Tipula marina | Diptera (Crane Fly) | |||
| Tipula mariposa | Diptera (Crane Fly) | |||
| Tipula mayedai | Diptera (Crane Fly) | |||
| Tipula megalabiata | Diptera (Crane Fly) | |||
| Tipula megalaliata referta | Tipula megalabiata referta | Diptera (Crane Fly) | ||
| Tipula megalodonta | Diptera (Crane Fly) | |||
| Tipula megatergata | Tipula sternata | Diptera (Crane Fly) | ||
| Tipula mesotergata | Diptera (Crane Fly) | |||
| Tipula micheneri | Diptera (Crane Fly) | |||
| Tipula miwok | Diptera (Crane Fly) | |||
| Tipula modoc | Diptera (Crane Fly) | |||
| Tipula mohavensis | Diptera (Crane Fly) | |||
| Tipula mono | Diptera (Crane Fly) | |||
| Tipula mutica | Diptera (Crane Fly) | |||
| Tipula newcomeri | Diptera (Crane Fly) | |||
| Tipula occidentalis | Diptera (Crane Fly) | |||
| Tipula opisthocera | Diptera (Crane Fly) | |||
| Tipula ovalis | Diptera (Crane Fly) | |||
| Tipula pacifica | Diptera (Crane Fly) | |||
| Tipula palmarum | Diptera (Crane Fly) | |||
| Tipula pelludica | Tipula pellucida | Diptera (Crane Fly) | ||
| Tipula perfidiosa | Diptera (Crane Fly) | |||
| Tipula planicornis | Diptera (Crane Fly) | |||
| Tipula plutonis | Diptera (Crane Fly) | |||
| Tipula praecisa | Diptera (Crane Fly) | |||
| Tipula pubera | Diptera (Crane Fly) | |||
| Tipula pyramis | Tipula pellucida | Diptera (Crane Fly) | ||
| Tipula quaylei | Tipula quaylii | Diptera (Crane Fly) | ||
| Tipula repulsa | Diptera (Crane Fly) | |||
| Tipula sanctae-luciae | Tipula sanctaeluciae | Diptera (Crane Fly) | ||
| Tipula sayleriana | Tipula sayloriana | Diptera (Crane Fly) | ||
| Tipula sequoiarum | Tipula seqoiarum | Diptera (Crane Fly) | ||
| Tipula sequoicola | Diptera (Crane Fly) | |||
| Tipula shastensis | Diptera (Crane Fly) | |||
| Tipula silvestra | Diptera (Crane Fly) | |||
| Tipula simplex | Diptera (Crane Fly) | |||
| Tipula spernax | Diptera (Crane Fly) | |||
| Tipula spinerecta | Diptera (Crane Fly) | |||
| Tipula sternata | Diptera (Crane Fly) | |||
| Tipula subapache | Diptera (Crane Fly) | |||
| Tipula subtilis | Diptera (Crane Fly) | |||
| Tipula supplicata | Diptera (Crane Fly) | |||
| Tipula sweetae | Diptera (Crane Fly) | |||
| Tipula tenaya | Diptera (Crane Fly) | |||
| Tipula timberlakei | Diptera (Crane Fly) | |||
| Tipula tingi | Tipula praecisa | Diptera (Crane Fly) | ||
| Tipula trichophora | Diptera (Crane Fly) | |||
| Tipula tristis | Diptera (Crane Fly) | |||
| Tipula truculenta | Diptera (Crane Fly) | |||
| Tipula trypetophora | Diptera (Crane Fly) | |||
| Tipula tuberculata | invalid combo | Diptera (Crane Fly) | ||
| Tipula ungulata | Tipula silvestra | Diptera (Crane Fly) | ||
| Tipula vestigipennis | Diptera (Crane Fly) | |||
| Tipula vitabilis | Diptera (Crane Fly) | |||
| Tipula vittatipennis | Diptera (Crane Fly) | |||
| Tipula williamsii | Diptera (Crane Fly) | |||
| Tipula xanthomela | invalid combo | Diptera (Crane Fly) | ||
| Tipula yosemite | Diptera (Crane Fly) | |||
| Tipula zelootype | Tipula zelotypa | Diptera (Crane Fly) | ||
| Tramea lacerata | Odonata (Dragonfly) | |||
| Tramea onusta | Odonata (Dragonfly) | |||
| Trepobates becki | Heteroptera (Water Strider) | |||
| Triaenodes frontalis | Trichoptera (Caddisfly) | |||
| Trichocorixa calva | Heteroptera (Water Boatman) | |||
| Trichocorixa reticulata | Heteroptera (Water Boatman) | |||
| Trichocorixa uhleri | Heteroptera (Water Boatman) | |||
| Trichocorixa verticalis californica | Heteroptera (Water Boatman) | |||
| Trichocorixa verticalis saltoni | Heteroptera (Water Boatman) | |||
| Trichogramma minutum | Hymenoptera (Parasitic Wasp) | |||
| Trichopria columbiana | Hymenoptera (Parasitic Wasp) | |||
| Tricorythodes fallax | Tricorythodes minutus | Ephemeroptera (Mayfly) | ||
| Tridactylus apicalis | Tridactylus apicialis | Neotridactylus apicialis | Orthoptera (Pygmy Mole Cricket) | |
| Tridactylus minutus | Ellipes minutus | Orthoptera (Pygmy Mole Cricket) | ||
| Trimerina madizans | Diptera (Shore Fly) | |||
| Trimerinoides affinis | Trimerinoides adfinis | Diptera (Shore Fly) | ||
| Trogophloeus arculatus | Thinodromus arculatus | European sp. of rove beetle | Coleoptera (Rove Beetle) | |
| Tropisternus californicus | Coleoptera (Water Scavenger Beetle) | |||
| Tropisternus columbianus | Coleoptera (Water Scavenger Beetle) | |||
| Tropisternus ellipticus | Tropisternus affinis | Coleoptera (Water Scavenger Beetle) | ||
| Tropisternus lateralis | Coleoptera (Water Scavenger Beetle) | |||
| Tropisternus lateralis nimbatus | Coleoptera (Water Scavenger Beetle) | |||
| Tropisternus obscurus | Coleoptera (Water Scavenger Beetle) | |||
| Tropisternus salsamentus | Coleoptera (Water Scavenger Beetle) | |||
| Tropisternus sublaevis | Coleoptera (Water Scavenger Beetle) | |||
| Tubifera aenea | Eristalis aenea | Diptera (Flower Fly or Rattail Maggot) | ||
| Tubifera alhambra | Eristalis alhambra | Palpada alhambra | Diptera (Flower Fly or Rattail Maggot) | |
| Tubifera arvorum | Eristalinus arvorum | Oceanic sp. | Diptera (Flower Fly or Rattail Maggot) | |
| Tubifera hirta | Eristalis hirta | Diptera (Flower Fly or Rattail Maggot) | ||
| Tubifera latifrons | Eristalis latifrons | Eristalis stipator | Diptera (Flower Fly or Rattail Maggot) | |
| Tubifera occidentalis | Eristalis occidentalis | Eristalis anthophorina | Diptera (Flower Fly or Rattail Maggot) | |
| Tubifera tenax | Eristalis tenax | Diptera (Flower Fly or Rattail Maggot) | ||
| Typopsilopa atra | Diptera (Shore Fly) | |||
| Ulomorpha nigronitida | Diptera (Crane Fly) | |||
| Ulomorpha quinquecellula | Diptera (Crane Fly) | |||
| Ulomorpha vanduzeei | Diptera (Crane Fly) | |||
| Uranotaenia anhydor | Diptera (Mosquito) | |||
| Usingeriessa bruunildalis | Lepidoptera (Aquatic Moth) | |||
| Usingeriessa onyxalis | Lepidoptera (Aquatic Moth) | |||
| Usingeriessa symphonalis | Costa Rican sp. | Lepidoptera (Aquatic Moth) | ||
| Usingerina moapensis | Heteroptera (Creeping Water Bug) | |||
| Wiedemannia oucdorum | Diptera (Dance Fly) | |||
| Wiedemannia simplex | Diptera (Dance Fly) | |||
| Wormaldia anilla | Trichoptera (Caddisfly) | |||
| Wormaldia cruzensis | Wormaldia occidea | Trichoptera (Caddisfly) | ||
| Wormaldia gabriella | Trichoptera (Caddisfly) | |||
| Wormaldia hamata | Trichoptera (Caddisfly) | |||
| Wormaldia occidea | Trichoptera (Caddisfly) | |||
| Wormaldia pachita | Trichoptera (Caddisfly) | |||
| Wormaldia sisko | Sisko sisko | Trichoptera (Caddisfly) | ||
| Wormaldia sisko | Sisko sisko | Trichoptera (Caddisfly) | ||
| Xenochironomus xenolabis | Diptera (Midge) | |||
| Xenylla baconae | Xenylla humicola | Collembola (Springtail) | ||
| Xenylla humicola | Collembola (Springtail) | |||
| Xenylla maritima | Collembola (Springtail) | |||
| Xenylla welchi | Collembola (Springtail) | |||
| Zaitzevia parvula | Zaitzevia parvulus | Coleoptera (Riffle Beetle) | ||
| Zoniagrion exclamationis | Odonata (Damselfly) | |||
| Zonothrix tropisterna | parasitic Nemotode |
Created: 01/18/2008 Last modified: 09/05/2013 www.FlyfishingEntomology.com