Acartophthalmus nigrina | Acalyptrate fly | Insecta | Acartophthalmidae | P |
Acrocera sp. | Small-headed fly | Insecta | Acroceridae | TBD |
Eulonchus sp. | Small-headed fly | Insecta | Acroceridae | P |
Ogcodes sp. | Small-headed fly | Insecta | Acroceridae | TBD |
Pterodontia misella | Small-headed fly | Insecta | Acroceridae | P |
| Leaf-miner fly | Insecta | Agromyzidae | P |
Agromyza sp. | Leaf-miner fly | Insecta | Agromyzidae | P |
Cerodontha sp. | Leaf-miner fly | Insecta | Agromyzidae | P |
Liriomyza sp. | Leaf-miner fly | Insecta | Agromyzidae | P |
Ophiomyia sp. | Leaf-miner fly | Insecta | Agromyzidae | TBD |
Phytobia amelanchieris | Leaf-miner fly | Insecta | Agromyzidae | TBD |
Phytomyza sp. | Leaf-miner fly | Insecta | Agromyzidae | P |
| Wood gnat | Insecta | Anisopodidae | P |
| Root-maggot fly | Insecta | Anthomyiidae | P |
Anthomyia procellaris | Root-maggot fly | Insecta | Anthomyiidae | C |
Delia radicum | Cabbage Root Fly, Cabbage Maggot | Insecta | Anthomyiidae | C |
Delia sp. | Root-maggot fly | Insecta | Anthomyiidae | P |
Lasiomma sp. | Root-maggot fly | Insecta | Anthomyiidae | P |
Leucophora sp. | Root-maggot fly | Insecta | Anthomyiidae | P |
Pegomya sp. | Root-maggot fly | Insecta | Anthomyiidae | P |
Zaphne sp. | Root-maggot fly | Insecta | Anthomyiidae | P |
Anthomyza tenuis | Acalyptrate fly | Insecta | Anthomyzidae | TBD |
Apiocera barri | Flower-loving fly | Insecta | Apioceridae | TBD |
| Robber fly | Insecta | Asilidae | P |
Andrenosoma fulvicaudum | Robber fly | Insecta | Asilidae | P |
Comantella pacifica | Robber fly | Insecta | Asilidae | P |
Cophura sp. | Robber fly | Insecta | Asilidae | TBD |
Cyrtopogon bimaculus | Robber fly | Insecta | Asilidae | P |
Cyrtopogon inversus | Robber fly | Insecta | Asilidae | C |
Cyrtopogon montanus | Robber fly | Insecta | Asilidae | C |
Cyrtopogon sp. | Robber fly | Insecta | Asilidae | P |
Cyrtopogon willistoni | Robber fly | Insecta | Asilidae | P |
Dioctria pusio | Robber fly | Insecta | Asilidae | P |
Efferia albibarbis | Robber fly | Insecta | Asilidae | TBD |
Efferia benedicti | Robber fly | Insecta | Asilidae | P |
Efferia okanagana | Okanagan Robber Fly | Insecta | Asilidae | C |
Efferia sp. | Robber fly | Insecta | Asilidae | P |
Eudioctria sackeni | Robber fly | Insecta | Asilidae | P |
Laphria aimatis | Bee-mimic robber fly | Insecta | Asilidae | P |
Laphria asackeni | Bee-mimic robber fly | Insecta | Asilidae | C |
Laphria asturina | Bee-mimic robber fly | Insecta | Asilidae | P |
Laphria columbica | Bee-mimic robber fly | Insecta | Asilidae | TBD |
Laphria fernaldi | Bee-mimic robber fly | Insecta | Asilidae | TBD |
Laphria ferox | Bee-mimic robber fly | Insecta | Asilidae | TBD |
Laphria franciscana | Bee-mimic robber fly | Insecta | Asilidae | P |
Laphria partitor | Bee-mimic robber fly | Insecta | Asilidae | P |
Laphria sackeni | Bee-mimic robber fly, Sacken's Bee Hunter | Insecta | Asilidae | P |
Laphria sadales | Bee-mimic robber fly | Insecta | Asilidae | P |
Laphria sp. | Bee-mimic robber fly | Insecta | Asilidae | P |
Lasiopogon monticola | Robber fly | Insecta | Asilidae | C |
Leptogaster sp. | Robber fly | Insecta | Asilidae | TBD |
Machimus callidus | Robber fly | Insecta | Asilidae | TBD |
Machimus occidentalis | Robber fly | Insecta | Asilidae | C |
Megaphorus willistoni | Robber fly | Insecta | Asilidae | TBD |
Neomochtherus willistoni | Robber fly | Insecta | Asilidae | C |
Nicocles sp. | Robber fly | Insecta | Asilidae | C |
Pogonosoma ridingsi | Robber fly | Insecta | Asilidae | TBD |
Proctacanthus milbertii | Robber fly | Insecta | Asilidae | C |
Proctacanthus occidentalis | Robber fly | Insecta | Asilidae | P |
Promachus dimidiatus | Giant robber fly | Insecta | Asilidae | P |
Stenopogon inquinatus | Robber fly | Insecta | Asilidae | C |
| Acalyptrate fly | Insecta | Asteiidae | TBD |
Atherix variegata | Water snipe fly | Insecta | Athericidae | TBD |
Bibio albipennis | White-winged March Fly | Insecta | Bibionidae | P |
Dilophus caurinus | March Fly | Insecta | Bibionidae | P |
Anastoechus barbatus | Bee fly | Insecta | Bombyliidae | P |
Anthrax irroratus | Spotted Bee Fly | Insecta | Bombyliidae | P |
Bombylius major | Greater Bee Fly | Insecta | Bombyliidae | P |
Bombylius sp. | Bee fly | Insecta | Bombyliidae | P |
Conophorus sp. | Bee fly | Insecta | Bombyliidae | P |
Exoprosopa sp. | Bee fly | Insecta | Bombyliidae | P |
Geron sp. | Bee fly | Insecta | Bombyliidae | TBD |
Hemipenthes jaennickeana | Bee fly | Insecta | Bombyliidae | C |
Hemipenthes morioides | American Morio Bee Fly | Insecta | Bombyliidae | P |
Hemipenthes seminigra | Banded bee fly | Insecta | Bombyliidae | P |
Hemipenthes sinuosa | Sinuous Bee Fly | Insecta | Bombyliidae | C |
Poecilanthrax willistonii | Banded bee fly | Insecta | Bombyliidae | P |
Poecilognathus sp. | Bee fly | Insecta | Bombyliidae | TBD |
Systoechus vulgaris | Grasshopper Bee Fly | Insecta | Bombyliidae | P |
Thevenetimyia luctifera | Bee fly | Insecta | Bombyliidae | P |
Villa harveyi | Banded bee fly | Insecta | Bombyliidae | P |
Villa sp. | Banded bee fly | Insecta | Bombyliidae | P |
| Blow fly | Insecta | Calliphoridae | P |
Calliphora sp. | Blow fly | Insecta | Calliphoridae | P |
Calliphora vicina | Blue Blow Fly | Insecta | Calliphoridae | C |
Calliphora vomitoria | Orange-bearded Bluebottle Fly, Holarctic Blue Blowfly | Insecta | Calliphoridae | P |
Cyanus elongata | Blow fly | Insecta | Calliphoridae | C |
Cynomya cadaverina | Shiny Blue Bottle Fly | Insecta | Calliphoridae | P |
Lucilia sericata | Common Green Bottle Fly | Insecta | Calliphoridae | P |
Lucilia sp. | Green bottle fly, Greenbottle fly | Insecta | Calliphoridae | P |
Phormia regina | Black Blow Fly | Insecta | Calliphoridae | P |
Pollenia angustigena | Narrow-cheeked Clusterfly | Insecta | Calliphoridae | P |
Pollenia labialis | Clusterfly | Insecta | Calliphoridae | P |
Pollenia pediculata | Tufted Clusterfly, Tufted Cluster Fly | Insecta | Calliphoridae | C |
Pollenia rudis | Common Clusterfly | Insecta | Calliphoridae | P |
Pollenia vagabunda | Vagabond Clusterfly | Insecta | Calliphoridae | P |
Protocalliphora sp. | Bird blow fly | Insecta | Calliphoridae | P |
Pelomyiella sp. | Beach fly | Insecta | Canacidae | C |
Synneuron decipiens | Canthyloscelid fly | Insecta | Canthyloscelidae | P |
| Acalyptrate fly | Insecta | Carnidae | P |
| Gall midge, wood midge | Insecta | Cecidoymiidae | C |
Blaesodiplosis sp. | Gall midge | Insecta | Cecidoymiidae | C |
Rabdophaga salicisbrassicoides | Willow Cabbage Gall Midge, Willow Rosette Gall Midge | Insecta | Cecidoymiidae | P |
Rabdophaga strobiloides | Willow Pinecone Gall Midge | Insecta | Cecidoymiidae | P |
| Biting midge, no-see-um | Insecta | Ceratopogonidae | P |
Culicoides | Biting midge, no-see-um | Insecta | Ceratopogonidae | C |
| Aphid fly | Insecta | Chamaemyiidae | P |
Chaoborus sp. | Phantom midge | Insecta | Chaoboridae | P |
| Non-biting midge | Insecta | Chironomidae | C |
| Grass fly | Insecta | Chloropidae | P |
Thaumatomyia sp. | Grass fly | Insecta | Chloropidae | P |
| Golden fly | Insecta | Chyromidae | TBD |
| Druid fly | Insecta | Clusiidae | P |
Clusia sp. | Druid fly | Insecta | Clusiidae | TBD |
Clusiodes sp. | Druid fly | Insecta | Clusiidae | P |
Dalmannia picta | Thick-headed fly | Insecta | Conopidae | TBD |
Myopa clausa | Thick-headed fly | Insecta | Conopidae | C |
Myopa sp. | Thick-headed fly | Insecta | Conopidae | P |
Physocephala burgessi | Thick-headed fly | Insecta | Conopidae | P |
Physocephala marginata | Thick-headed fly | Insecta | Conopidae | TBD |
Physocephala texana | Thick-headed fly | Insecta | Conopidae | C |
Physoconops obscuripennis | Thick-headed fly | Insecta | Conopidae | P |
Thecophora sp. | Thick-headed fly | Insecta | Conopidae | C |
Zodion fulvifrons | Thick-headed fly | Insecta | Conopidae | C |
Aedes campestris | Mosquito | Insecta | Culicidae | TBD |
Aedes canadensis | Woodland Pool Mosquito | Insecta | Culicidae | P |
Aedes cataphylla | Mosquito | Insecta | Culicidae | P |
Aedes cinereus | Mosquito | Insecta | Culicidae | P |
Aedes communis | Mosquito | Insecta | Culicidae | P |
Aedes dorsalis | Mosquito | Insecta | Culicidae | P |
Aedes euedes | Mosquito | Insecta | Culicidae | P |
Aedes excrucians | Woodland Mosquito | Insecta | Culicidae | P |
Aedes fitchii | Mosquito | Insecta | Culicidae | P |
Aedes flavescens | Mosquito | Insecta | Culicidae | TBD |
Aedes hendersoni | Mosquito | Insecta | Culicidae | P |
Aedes hexodontus | Mosquito | Insecta | Culicidae | TBD |
Aedes implicatus | Mosquito | Insecta | Culicidae | P |
Aedes increpitus | Mosquito | Insecta | Culicidae | P |
Aedes intrudens | Mosquito | Insecta | Culicidae | P |
Aedes melanimon | Mosquito | Insecta | Culicidae | TBD |
Aedes mercurator | Mosquito | Insecta | Culicidae | TBD |
Aedes nevadensis | Mosquito | Insecta | Culicidae | P |
Aedes pionips | Mosquito | Insecta | Culicidae | TBD |
Aedes provocans | Mosquito | Insecta | Culicidae | TBD |
Aedes pullatus | Mosquito | Insecta | Culicidae | TBD |
Aedes punctor | Mosquito | Insecta | Culicidae | P |
Aedes schizopinax | Mosquito | Insecta | Culicidae | TBD |
Aedes sierrensis | Western Treehole Mosquito | Insecta | Culicidae | P |
Aedes spencerii | Mosquito | Insecta | Culicidae | P |
Aedes sticticus | Mosquito | Insecta | Culicidae | P |
Aedes vexans | Inland Floodwater Mosquito | Insecta | Culicidae | P |
Anopheles earlei | Malaria mosquito | Insecta | Culicidae | P |
Anopheles freeborni | Malaria mosquito | Insecta | Culicidae | P |
Anopheles punctipennis | Woodland Malaria Mosquito | Insecta | Culicidae | P |
Coquillettidia perturbans | Cattail Mosquito | Insecta | Culicidae | P |
Culex pipiens | Common House Mosquito, Northern House Mosquito | Insecta | Culicidae | P |
Culex tarsalis | Western Encephalitis Mosquito | Insecta | Culicidae | P |
Culex territans | Culicine mosquito | Insecta | Culicidae | P |
Culiseta alaskaensis | Culicine mosquito | Insecta | Culicidae | P |
Culiseta impatiens | Culicine mosquito | Insecta | Culicidae | P |
Culiseta incidens | Cold Weather Mosquito | Insecta | Culicidae | P |
Culiseta inornata | Winter Mosquito | Insecta | Culicidae | P |
Culiseta morsitans | Culicine mosquito | Insecta | Culicidae | TBD |
| Acalyptrate fly | Insecta | Diastatidae | TBD |
Dixa | Meniscus midge, Dixid midge | Insecta | Dixidae | P |
Dixella | Meniscus midge, Dixid midge | Insecta | Dixidae | P |
| Long-legged fly | Insecta | Dolichopodidae | C |
Condylostylus occidentalis | Long-legged fly | Insecta | Dolichopodidae | C |
Condylostylus patibulatus | Long-legged fly | Insecta | Dolichopodidae | P |
Medetera sp. | Woodpecker fly | Insecta | Dolichopodidae | C |
| Vinegar fly, fruit fly | Insecta | Drosophilidae | P |
Drosophila buskii | Small fruit fly | Insecta | Drosophilidae | P |
Drosophila funebris | Small fruit fly | Insecta | Drosophilidae | P |
Drosophila hydei | Hydei Fruit Fly | Insecta | Drosophilidae | P |
Drosophila melanogaster | Common Fruit Fly | Insecta | Drosophilidae | P |
Drosophila pseudoobscura | Small fruit fly | Insecta | Drosophilidae | P |
Drosophila sp. | Small fruit fly | Insecta | Drosophilidae | P |
Drosophila suzukii | Spotted-winged Drosophila | Insecta | Drosophilidae | C |
Scaptomyza sp. | Vinegar fly, fruit fly | Insecta | Drosophilidae | P |
Dryomyza sp. | Dryomyzid fly | Insecta | Dryomyzidae | TBD |
| Dance fly | Insecta | Empididae | C |
| Shore fly | Insecta | Ephydridae | P |
Cirrula hians | Mono Lake Alkali Fly | Insecta | Ephydridae | TBD |
Ephydra sp. | Shore fly | Insecta | Ephydridae | P |
Hydrellia sp. | Shore fly | Insecta | Ephydridae | P |
Parydra sp. | Shore fly | Insecta | Ephydridae | P |
Scatella sp. | Shore fly | Insecta | Ephydridae | P |
Scatophila sp. | Shore fly | Insecta | Ephydridae | P |
Fannia | Muscoid fly | Insecta | Fanniidae | C |
| Heleomyzid fly | Insecta | Heleomyzidae | P |
Suillia sp. | Heleomyzid fly | Insecta | Heleomyzidae | TBD |
| Louise fly | Insecta | Hippoboscidae | P |
Melophagus ovinus | Sheep Ked | Insecta | Hippoboscidae | P |
Neolipoptena ferrisi | Louse fly | Insecta | Hippoboscidae | P |
Platypalpus sp. | Hybotid dance fly | Insecta | Hybotidae | P |
Tachydromia schwarzii | Hybotid dance fly | Insecta | Hybotidae | P |
Tachypeza sp. | Hybotid dance fly | Insecta | Hybotidae | C |
| Lauxaniid fly | Insecta | Lauxaniidae | P |
Homoneura sp. | Lauxaniid fly | Insecta | Lauxaniidae | TBD |
Lauxania sp. | Lauxaniid fly | Insecta | Lauxaniidae | TBD |
Minettia sp. | Lauxaniid fly | Insecta | Lauxaniidae | P |
Sapromyza sp. | Lauxaniid fly | Insecta | Lauxaniidae | P |
Chionea albertensis | Wingless Limoniid crane fly, snow fly, snow crane fly | Insecta | Limoniidae | P |
Chionea alexandriana | Wingless Limoniid crane fly, snow fly, snow crane fly | Insecta | Limoniidae | C |
Dasiops sp. | Lance fly | Insecta | Lonchaeidae | P |
Earomyia sp. | Lance fly | Insecta | Lonchaeidae | P |
Lonchaea sp. | Lance fly | Insecta | Lonchaeidae | P |
Lonchoptera sp. | Spear-winged fly | Insecta | Lonchopteridae | P |
Compsobata mima | Stilt-legged fly | Insecta | Micropezidae | P |
Compsobata sp. | Stilt-legged fly | Insecta | Micropezidae | P |
Compsobata univitta | Stilt-legged fly | Insecta | Micropezidae | P |
Micropeza lineata | Stilt-legged fly | Insecta | Micropezidae | P |
| Freeloader fly | Insecta | Milichiidae | P |
| Muscoid fly | Insecta | Muscidae | P |
Coenosia sp. | Tiger fly | Insecta | Muscidae | C |
Eudasyphora sp. | Muscoid fly | Insecta | Muscidae | P |
Fannia sp. | Muscoid fly | Insecta | Muscidae | C |
Haematobia irritans | Horn Fly | Insecta | Muscidae | P |
Helina sp. | Muscoid fly | Insecta | Muscidae | C |
Hydrotaea sp. | Muscoid fly | Insecta | Muscidae | P |
Lispe sp. | Muscoid fly | Insecta | Muscidae | TBD |
Mesembrina sp. | Muscoid fly | Insecta | Muscidae | C |
Musca domestica | House Fly | Insecta | Muscidae | C |
Musca sp. | Face Fly | Insecta | Muscidae | TBD |
Muscina stabulans | False Stable Fly | Insecta | Muscidae | P |
Neomyia cornicina | Muscoid fly | Insecta | Muscidae | C |
Phaonia sp. | Muscoid fly | Insecta | Muscidae | P |
Spilogona sp. | Muscoid fly | Insecta | Muscidae | P |
Stomoxys calcitrans | Stable Fly | Insecta | Muscidae | P |
| Fungus gnat | Insecta | Mycetophilidae | C |
Nemomydas pantherinus | Western Mydas Fly | Insecta | Mydidae | TBD |
Neorhynchocephalus sackenii | Tangle-veined fly, long-tongued fly | Insecta | Nemestrinidae | P |
Basilia forcipata | Nycteribiid bat fly | Insecta | Nycteribiidae | TBD |
Odinia sp. | Acalyptrate fly | Insecta | Odiniidae | P |
Cephenemyia sp. | Bot fly | Insecta | Oestridae | P |
Cuterebra sp. | Glire bot fly | Insecta | Oestridae | C |
Gasterophilus sp. | Horse bot fly | Insecta | Oestridae | P |
Hypoderma | Warble fly | Insecta | Oestridae | P |
Oestrus ovis | Sheep Nostril Fly | Insecta | Oestridae | P |
Geomyza sp. | Acalyptrate fly | Insecta | Opoymzidae | P |
Palloptera sp. | Flutter fly | Insecta | Pallopteridae | P |
| Pelecorhynchid snipe fly | Insecta | Pelecorhynchidae | TBD |
Periscelis wheeleri | Acalyptrate fly | Insecta | Periscelidae | TBD |
| Humpbacked fly | Insecta | Phoridae | P |
| Cheese skipper, cheese skipper fly | Insecta | Piophilidae | P |
Mycetaulus sp. | Cheese skipper, cheese skipper fly | Insecta | Piophilidae | P |
Piophila casei | Cheese skipper | Insecta | Piophilidae | TBD |
Prochyliza sp. | Waltzing fly | Insecta | Piophilidae | P |
| Big-headed fly, big-eyed fly | Insecta | Pipunculidae | P |
| Flat-footed fly | Insecta | Platypezidae | P |
| Signal fly | Insecta | Platystomatidae | TBD |
Chamaepsila rosae | Carrot Rust Fly, Carrot Fly | Insecta | Psilidae | TBD |
Chyliza sp. | Rust fly | Insecta | Psilidae | P |
Psila sp. | Rust fly | Insecta | Psilidae | TBD |
| Moth fly, sand fly | Insecta | Psychodidae | C |
Clogmia albipunctata | Bathroom Moth Midge | Insecta | Psychodidae | C |
Psychoda sp. | Moth fly | Insecta | Psychodidae | P |
| Phantom crane fly | Insecta | Ptychopteridae | P |
Boreothrinax shewelli | Scarab pursuing fly | Insecta | Pyrgotidae | TBD |
Chrysopilus sp. | Snipe fly | Insecta | Rhagionidae | P |
Rhagio sp. | Snipe fly | Insecta | Rhagionidae | P |
Symphoromyia sp. | Rocky Mountain bite fly | Insecta | Rhagionidae | P |
| Flesh fly | Insecta | Sarcophagidae | P |
Amobia oculata | Satellite fly | Insecta | Sarcophagidae | P |
Blaesoxipha opifera | Grasshopper flesh fly | Insecta | Sarcophagidae | P |
Blaesoxipha sp. | Grasshopper flesh fly | Insecta | Sarcophagidae | P |
Metopia sp. | Satellite fly | Insecta | Sarcophagidae | P |
Ravinia sp. | Flesh fly | Insecta | Sarcophagidae | P |
Sarcophaga sp. | Flesh fly | Insecta | Sarcophagidae | C |
| Dung fly | Insecta | Scathophagidae | P |
Cordilura sp. | Dung fly | Insecta | Scathophagidae | P |
Scathophaga sp. | Dung fly | Insecta | Scathophagidae | P |
Scathophaga stercoraria | Yellow Dung Fly, Common Yellow Dung Fly, Golden Dung Fly | Insecta | Scathophagidae | P |
| Minute black scavenger fly, black scavenger fly | Insecta | Scatopsidae | P |
| Window fly | Insecta | Scenopinidae | P |
| Dark-winged fungus gnats | Insecta | Sciaridae | C |
Dictya sp. | Marsh fly | Insecta | Sciomyzidae | TBD |
Pherbellia sp. | Marsh fly | Insecta | Sciomyzidae | TBD |
Sepedon sp. | Snail-killing fly | Insecta | Sciomyzidae | P |
Tetanocera sp. | Marsh fly | Insecta | Sciomyzidae | P |
| Black scavenger fly | Insecta | Sepsidae | P |
| Black fly | Insecta | Simuliidae | P |
Helodon sp. | Black fly | Insecta | Simuliidae | C |
Prosimulium sp. | Black fly | Insecta | Simuliidae | C |
Simulium sp. | Black fly | Insecta | Simuliidae | C |
Twinnia nova | Black fly | Insecta | Simuliidae | P |
| Lesser dung fly | Insecta | Sphaeroceridae | P |
| Soldier fly | Insecta | Stratiomyidae | P |
Caloparyphus sp. | Soldier fly | Insecta | Stratiomyidae | TBD |
Exaireta spinigera | Garden Soldier Fly | Insecta | Stratiomyidae | TBD |
Gowdeyana punctifera | Soldier fly | Insecta | Stratiomyidae | TBD |
Microchrysa polita | Soldier fly | Insecta | Stratiomyidae | P |
Neopachygaster occidentalis | Soldier fly | Insecta | Stratiomyidae | TBD |
Odontomyia sp. | Soldier fly | Insecta | Stratiomyidae | C |
Sargus bipunctatus | Twin-spot Centurion Soldier Fly | Insecta | Stratiomyidae | C |
Stratiomys griseata | Soldier fly | Insecta | Stratiomyidae | C |
Stratiomys sp. | Soldier fly | Insecta | Stratiomyidae | P |
Zabrachia sp. | Soldier fly | Insecta | Stratiomyidae | P |
Trichobius corynorhini | Streblid bat fly | Insecta | Streblidae | TBD |
Strongylophthalmyia angustipennis | Acalyptrate fly | Insecta | Strongylophthalmyiidae | TBD |
Microdon tristis | Long-horned Ant Fly | Insecta | Syprphidae (Microdontinae) | TBD |
Asemosyrphus mexicanus | Rat-tail maggot fly | Insecta | Syrphidae (Eristalinae) | C |
Ceriana tridens | Western Wasp Fly | Insecta | Syrphidae (Eristalinae) | TBD |
Chalcosyrphus sp. | Leafwalker | Insecta | Syrphidae (Eristalinae) | C |
Eristalis anthoporina | Orange-spotted Drone Fly | Insecta | Syrphidae (Eristalinae) | C |
Eristalis arbustorum | European Drone Fly | Insecta | Syrphidae (Eristalinae) | P |
Eristalis flavipes | Orange-legged Drone Fly | Insecta | Syrphidae (Eristalinae) | P |
Eristalis hirta | Black-footed Drone Fly | Insecta | Syrphidae (Eristalinae) | P |
Eristalis nemorum | Orange-spined Drone Fly | Insecta | Syrphidae (Eristalinae) | TBD |
Eristalis stipator | Yellow-shouldered Drone Fly | Insecta | Syrphidae (Eristalinae) | TBD |
Eristalis tenax | Common Drone Fly | Insecta | Syrphidae (Eristalinae) | C |
Hadromyia sp. | Quicksilvers | Insecta | Syrphidae (Eristalinae) | TBD |
Merodon equestris | Narcissus Bulb Fly | Insecta | Syrphidae (Eristalinae) | P |
Polydontomyia curvipes | Dimorphic Sickleleg | Insecta | Syrphidae (Eristalinae) | P |
Sericomyia chalcopyga | Western Pond Fly | Insecta | Syrphidae (Eristalinae) | P |
Sericomyia militaris | Narrow-banded Pond Fly | Insecta | Syrphidae (Eristalinae) | P |
Spilomyia sp. | Hornet fly | Insecta | Syrphidae (Eristalinae) | TBD |
Syritta pipiens | Thick-legged Hover Fly | Insecta | Syrphidae (Eristalinae) | C |
Temnostoma sp. | Falsehorn fly | Insecta | Syrphidae (Eristalinae) | P |
Tropidia sp. | Drone fly | Insecta | Syrphidae (Eristalinae) | TBD |
Volucella bombylans | Bumble Bee Flower Bee | Insecta | Syrphidae (Eristalinae) | TBD |
Baccha cognata | American Dainty | Insecta | Syrphidae (Syrphinae) | P |
Chrysotoxum sp. | Meadow fly | Insecta | Syrphidae (Syrphinae) | C |
Dasysyrphus creper | Arched Conifer Fly | Insecta | Syrphidae (Syrphinae) | P |
Dasysyrphus intrudens (complex) | Confusing Conifer Fly | Insecta | Syrphidae (Syrphinae) | C |
Dasysyrphus limatus | Narrow-banded Conifer Fly | Insecta | Syrphidae (Syrphinae) | P |
Dasysyrphus occidualis | Western Conifer Fly | Insecta | Syrphidae (Syrphinae) | P |
Dasysyrphus pauxillus | Montane Conifer Fly | Insecta | Syrphidae (Syrphinae) | TBD |
Dasysyrphus venustus | Transverse Conifer Fly | Insecta | Syrphidae (Syrphinae) | P |
Didea fuscipes | Undivided Lucent | Insecta | Syrphidae (Syrphinae) | P |
Doros aequalis | Canadian Potter Fly | Insecta | Syrphidae (Syrphinae) | TBD |
Epistrophe emarginata | Slender Smoothtail | Insecta | Syrphidae (Syrphinae) | TBD |
Epistrophe grossulariae | Black-horned Smoothtail | Insecta | Syrphidae (Syrphinae) | P |
Epistrophe nitidicollis | Straight-banded Smoothtail | Insecta | Syrphidae (Syrphinae) | P |
Epistrophe xanthostoma | Emarginate Smoothtail | Insecta | Syrphidae (Syrphinae) | P |
Eupeodes americanus | Long-tailed Aphideater | Insecta | Syrphidae (Syrphinae) | TBD |
Eupeodes fumipennis | Western Aphideater | Insecta | Syrphidae (Syrphinae) | C |
Eupeodes latifasciatus | Variable Aphideater | Insecta | Syrphidae (Syrphinae) | P |
Eupeodes luniger | Black-tailed Aphideater | Insecta | Syrphidae (Syrphinae) | TBD |
Eupeodes perplexus | Bare-winged Aphideater | Insecta | Syrphidae (Syrphinae) | P |
Eupeodes pomus | Short-tailed Aphideater | Insecta | Syrphidae (Syrphinae) | P |
Eupeodes snowi | Snow's Aphideater | Insecta | Syrphidae (Syrphinae) | P |
Eupeodes talus | Yellow-tailed Aphideater | Insecta | Syrphidae (Syrphinae) | TBD |
Eupeodes volucris | Large-tailed Aphideater | Insecta | Syrphidae (Syrphinae) | C |
Hypocritanus lemur | American Thintail Fly | Insecta | Syrphidae (Syrphinae) | P |
Lapposyrphus aberrantis | Western Loopwing Aphideater | Insecta | Syrphidae (Syrphinae) | P |
Lapposyrphus lapponicus | Common Loopwing Aphideater | Insecta | Syrphidae (Syrphinae) | C |
Leucozona americana | American Whitebelt | Insecta | Syrphidae (Syrphinae) | TBD |
Leucozona velutina | Western Hoary | Insecta | Syrphidae (Syrphinae) | TBD |
Megasyrphus laxus | Black-legged Gossamer | Insecta | Syrphidae (Syrphinae) | P |
Melangyna coei | Coe's Halfband | Insecta | Syrphidae (Syrphinae) | P |
Melangyna labiatarum | Bare-eyed Halfband | Insecta | Syrphidae (Syrphinae) | C |
Melangyna lasiophthalma | Hairy-eyed Halfband | Insecta | Syrphidae (Syrphinae) | P |
Melangyna umbellatarum | Bare-winged Halfband | Insecta | Syrphidae (Syrphinae) | C |
Melanostoma mellinum | Variable Duskyface Fly | Insecta | Syrphidae (Syrphinae) | P |
Meligramma triangulifera | Variable Roundtail | Insecta | Syrphidae (Syrphinae) | P |
Meliscaeva cinctella | American Thintail Fly | Insecta | Syrphidae (Syrphinae) | P |
Paragus angustifrons | Narrow-faced Grass Skimmer | Insecta | Syrphidae (Syrphinae) | P |
Paragus haemorrhous | Black-backed Grass Skimmer | Insecta | Syrphidae (Syrphinae) | C |
Paragus variabilis | Variable Grass Skimmer | Insecta | Syrphidae (Syrphinae) | P |
Parasyrphus currani | Curran's Bristleside | Insecta | Syrphidae (Syrphinae) | P |
Parasyrphus genualis | Common Bristleside | Insecta | Syrphidae (Syrphinae) | P |
Parasyrphus insolitus | Broad-striped Bristleside | Insecta | Syrphidae (Syrphinae) | P |
Parasyrphus relictus | Boreal Bristleside | Insecta | Syrphidae (Syrphinae) | P |
Parasyrphus tarsatus | Holarctic Bristleside | Insecta | Syrphidae (Syrphinae) | P |
Parasyrphus vockerothi | Bristleside | Insecta | Syrphidae (Syrphinae) | TBD |
Platycheirus albimanus | Three-tufted Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus angustatus | Delicate Sedgesitter | Insecta | Syrphidae (Syrphinae) | C |
Platycheirus coerulescens | Hooked Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus concinnus | Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus confusus | Confusing Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus hispidipes | Terrace Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus hyperboreus | Pearly Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus immarginatus | Comb-legged Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus naso | Terrace Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus nearcticus | Nearctic Broadhand Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus nodosus | Twospear Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus obscurus | Eastern Forest Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus octavus | Montane Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus peltatoides | Keeled Sedgesitter | Insecta | Syrphidae (Syrphinae) | C |
Platycheirus quadratus | Meadow Sedgesitter | Insecta | Syrphidae (Syrphinae) | C |
Platycheirus rufimaculatus | Sedgesitter | Insecta | Syrphidae (Syrphinae) | C |
Platycheirus scambus | Blackspine Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus scutatus | Many-tufted Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus setipes | Black Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus sp. | Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Platycheirus stegnus | Greater Punctate Sedgesitter | Insecta | Syrphidae (Syrphinae) | C |
Pseudoscaeva diversifasciata | Silver-banded Hover Fly | Insecta | Syrphidae (Syrphinae) | TBD |
Pyrophaena granditarsis | Hornhand Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Pyrophaena rosarum | Fourspot Sedgesitter | Insecta | Syrphidae (Syrphinae) | P |
Scaeva affinis | White-bowed Smoothwing | Insecta | Syrphidae (Syrphinae) | C |
Sphaerophoria abbreviata | Variable Globetail | Insecta | Syrphidae (Syrphinae) | C |
Sphaerophoria asymmetrica | Asymmetric Globetail | Insecta | Syrphidae (Syrphinae) | P |
Sphaerophoria brevipilosa | Broad-striped Globetail | Insecta | Syrphidae (Syrphinae) | P |
Sphaerophoria contigua | Tufted Globetail | Insecta | Syrphidae (Syrphinae) | P |
Sphaerophoria cranbrookensis | Greater Globetail | Insecta | Syrphidae (Syrphinae) | TBD |
Sphaerophoria novaeangliae | Black-striped Globetail | Insecta | Syrphidae (Syrphinae) | P |
Sphaerophoria philanthus | Black-footed Globetail | Insecta | Syrphidae (Syrphinae) | C |
Sphaerophoria pyrrhina | Violaceous Globetail | Insecta | Syrphidae (Syrphinae) | C |
Sphaerophoria sulphuripes | Forked Globetail | Insecta | Syrphidae (Syrphinae) | P |
Syrphus attenuatus | Yellow-margined Flower Fly | Insecta | Syrphidae (Syrphinae) | TBD |
Syrphus intricatus | Yellow-faced Flower Fly | Insecta | Syrphidae (Syrphinae) | C |
Syrphus opinator | Black-margined Flower Fly | Insecta | Syrphidae (Syrphinae) | C |
Syrphus ribesii | Common Flower Fly | Insecta | Syrphidae (Syrphinae) | C |
Syrphus torvus | Hairy-eyed Flower Fly | Insecta | Syrphidae (Syrphinae) | C |
Syrphus vitripennis | Black-legged Flower Fly | Insecta | Syrphidae (Syrphinae) | P |
Toxomerus marginatus | Margined Calligrapher | Insecta | Syrphidae (Syrphinae) | C |
Toxomerus occidentalis | Western Calligrapher | Insecta | Syrphidae (Syrphinae) | C |
Atylotus calcar | Horse fly | Insecta | Tabanidae | P |
Atylotus tinguareus | Horse fly | Insecta | Tabanidae | TBD |
Chysops aestuans | Deer fly | Insecta | Tabanidae | P |
Chysops asbestos | Shining Deer Fly | Insecta | Tabanidae | P |
Chysops ater | Dark Deer Fly | Insecta | Tabanidae | P |
Chysops discalis | Deer fly | Insecta | Tabanidae | P |
Chysops excitans | Deer fly | Insecta | Tabanidae | P |
Chysops furcatus | Deer fly | Insecta | Tabanidae | P |
Chysops mitis | Deer fly | Insecta | Tabanidae | P |
Chysops noctifer | Deer fly | Insecta | Tabanidae | P |
Chysops sp. | Deer fly | Insecta | Tabanidae | TBD |
Haematopota americana | Clegs | Insecta | Tabanidae | P |
Hybomitra affinis | Horse fly | Insecta | Tabanidae | P |
Hybomitra captonis | Horse fly | Insecta | Tabanidae | P |
Hybomitra epistates | Horse fly | Insecta | Tabanidae | P |
Hybomitra frontalis | Horse fly | Insecta | Tabanidae | P |
Hybomitra fulvilateralis | Horse fly | Insecta | Tabanidae | P |
Hybomitra illota | Horse fly | Insecta | Tabanidae | P |
Hybomitra itasca | Horse fly | Insecta | Tabanidae | TBD |
Hybomitra lurida | Broad-headed Horse Fly | Insecta | Tabanidae | P |
Hybomitra melanorhina | Horse fly | Insecta | Tabanidae | TBD |
Hybomitra osburni | Horse fly | Insecta | Tabanidae | P |
Hybomitra pechumani | Horse fly | Insecta | Tabanidae | TBD |
Hybomitra procyon | Horse fly | Insecta | Tabanidae | P |
Hybomitra rupestris | Horse fly | Insecta | Tabanidae | C |
Hybomitra sonomensis | Horse fly | Insecta | Tabanidae | P |
Hybomitra sp. | Horse fly | Insecta | Tabanidae | P |
Hybomitra tetrica | Horse fly | Insecta | Tabanidae | P |
Hybomitra trepida | Horse fly | Insecta | Tabanidae | P |
Hybomitra zonalis | Horse fly | Insecta | Tabanidae | P |
Silvius gigantulus | Golden Gadfly, Golden Deer Fly | Insecta | Tabanidae | C |
Stonemyia californica | Deer fly | Insecta | Tabanidae | C |
Tabanus aegrotus | Horse fly | Insecta | Tabanidae | P |
Tabanus kesseli | Horse fly | Insecta | Tabanidae | P |
Tabanus punctifer | Western Black Horse Fly | Insecta | Tabanidae | C |
Tabanus sequax | Horse fly | Insecta | Tabanidae | P |
Tabanus similis | Horse fly | Insecta | Tabanidae | P |
Tabanus sp. | Horse fly | Insecta | Tabanidae | TBD |
Tabanus stonei | Horse fly | Insecta | Tabanidae | P |
Compsilura concinnata | Tachinid fly | Insecta | Tachinidae | TBD |
Cylindromyia sp. | Tachinid fly | Insecta | Tachinidae | C |
Epalpus signifer | Early Tachinid Fly | Insecta | Tachinidae | C |
Gonia sp. | Tachinid fly | Insecta | Tachinidae | P |
Gymnocheta sp. | Tachinid fly | Insecta | Tachinidae | TBD |
Gymnosoma sp. | Tachinid fly | Insecta | Tachinidae | C |
Hystricia abrupta | Tomato Bristle Fly | Insecta | Tachinidae | P |
Panzeria sp. | Tachinid fly | Insecta | Tachinidae | P |
Peleteria sp. | Tachinid fly | Insecta | Tachinidae | C |
Siphona sp. | Tachinid fly | Insecta | Tachinidae | P |
Tachina sp. | Tachinid fly | Insecta | Tachinidae | P |
Winthemia sp. | Tachinid fly | Insecta | Tachinidae | P |
Xanthoepalpus bicolor | Tachinid fly | Insecta | Tachinidae | TBD |
Tanypeza longimana | Stretched-foot fly | Insecta | Tanypezidae | TBD |
Campiglossa variabilis | Fruit fly | Insecta | Tephritidae | P |
Eurosta solidaginis | Goldenrod Gall Fly | Insecta | Tephritidae | TBD |
Eutreta diana | Fruit fly | Insecta | Tephritidae | P |
Eutreta hespera | Fruit fly | Insecta | Tephritidae | P |
Rhagoletis indifferens | Western Cherry Fruit Fly | Insecta | Tephritidae | P |
Rhagoletis pomonella | Apple Maggot | Insecta | Tephritidae | E |
Rhagoletis sp. | Fruit fly | Insecta | Tephritidae | P |
Tephritis sp. | Fruit fly | Insecta | Tephritidae | TBD |
Terellia occidentalis | Fruit fly | Insecta | Tephritidae | P |
Trupanea californica | Fruit fly | Insecta | Tephritidae | P |
Urophora affinis | Knapweed Gall Fly | Insecta | Tephritidae | P |
Urophora quadrifasciata | Four-barred Knapweed Gall Fly | Insecta | Tephritidae | P |
Urophora stylata | Bull Thistle Gall Fly | Insecta | Tephritidae | C |
| Solitary midge | Insecta | Thaumaleidae | P |
| Stiletto fly | Insecta | Therevidae | P |
Holorusia hespera | Giant Western Crane Fly | Insecta | Tipulidae | P |
Nephrotoma sp. | Tiger crane fly | Insecta | Tipulidae | P |
Tipula californica | California Tipula | Insecta | Tipulidae | P |
Tipula paludosa | European Crane Fly | Insecta | Tipulidae | TBD |
Tipula pubera | Crane fly | Insecta | Tipulidae | P |
| Winter crane fly | Insecta | Trichoceridae | C |
Ceroxys latiusculus | Narrow-banded Picture-winged Fly | Insecta | Ulidiidae | C |
Chaetopsis sp. | Banded-wing fly | Insecta | Ulidiidae | P |
Melieria sp. | Picture-winged fly | Insecta | Ulidiidae | TBD |
Physiphora alceae | Picture-winged fly | Insecta | Ulidiidae | P |
Pseudotephritis sp. | Picture-winged fly | Insecta | Ulidiidae | TBD |
Xylomya parens | Wood soldier fly | Insecta | Xylomyidae | C |
| Awl fly, awl-fly | Insecta | Xylophagidae | P |