Oxyporus rufipennis
 
Nudobius pugetanus
 
Sepedophilus bisignatus
 
Tachinus addendus female
 
Aleochara pacifica
 
Tachinus fimbriatus
 
Lathrobium carolinae
 
Stenus austini female
 
Astenus brevipennis
 
Microedus fenderi
 
Quedius aenescens
 
Pelecomalium testaceum
 
Deinopteroloma subcostatum
 
Achenomorphus corticinus
 
Lobrathium multipunctatum
 
Tachinus rainieri
 
Mycetoporus rugosus
 
Omalium algarum
 
Staphylinus saphyrinus
 
Quedius nanulus
 
Anaquedius vernix
 
Phlaeopterus loganensis
 
Hesperus sp
 
Stenus vicinus
 
Tachyporus abdominalis
 
Stenus semicolon
 
Hesperolinus parcus
 
Gyrophaena californica
 
Philonthus politus male
 
Philonthus gaudens
 
Lordithon thoracicus
 
Atrecus punctiventris
 
Stenus laccophilus female
 
Tachinus stacesmithi Holotype male
 
Stenus insperatus
 
Platydracus maculosus
 
Porrhodites fenestralis
 
Stenus pinguis
 
Lithocharis ochracea
 
Stictalia brevicornis
 
Rugilus oregonus
 
Oxyporus rufipennis
 
Tachyporus nitidulus female
 
Heterothops carbonatus
 
Quedius capucinus
 
Coproporus laevis
 
Haida keeni
 
Carpelimus
 
Philonthus debilis male
 
Thinopinus pictus form B
 
Heterothops pusio
 
Philonthus sordidus female
 
Atheta nescia
 
Myllaena sp form A
 
Bryophacis punctulatus
 
Bledius annularis
 
Deinopteroloma pictum
 
Oxyporus occipitalis form A
 
Tachyporus nitidulus male
 
Elonium crenulata
 
Homaeotarsus lecontei
 
Lathrobium debile
 
Dalotia coriaria
 
Orobanus rufipes
 
Megastilicus formicarius
 
Astenus discopunctatus
 
Tachinus fumipennis male
 
Hemiquedius ferox
 
Erichsonius patella
 
Dacnochilus laetus
 
Deinopteroloma pictum
 
Bledius annularis
 
Megastilicus formicarius
 
Lobrathium longiusculum
 
Elonium crenulata
 
Tachinus fumipennis male
 
Hesperolinus parcus
 
Philonthus sericinus male
 
Eusphalerum beresfordae male Paratype
 
Astenus discopunctatus
 
Stictalia brevicornis
 
Lithocharis ochracea
 
Stenus pinguis
 
Porrhodites fenestralis
 
Oxyporus rufipennis
 
Haida keeni
 
Bolitobius ruber
 
Haida keeni
 
Coproporus laevis
 
Quedius capucinus
 
Heterothops carbonatus
 
Quedius pullmani
 
Elonium rugosum
 
Heterothops pusio
 
Philonthus sordidus female
 
Thinopinus pictus form B
 
Oxytelus fuscipennis
 
Tachyporus flavipennis Paratype
 
Stenus vicinus
 
Hesperus sp
 
Gymnusa pseudovariegata
 
Quedius nanulus
 
Quedius limbifer
 
Pontomalota opaca form californica
 
Omalium algarum
 
Coproporus piccus
 
Stenus semicolon
 
Tachyporus abdominalis
 
Philonthus theveneti female
 
Lordithon thoracicus
 
Philonthus gaudens
 
Sepedophilus littoreus
 
Platydracus maculosus
 
Stenus insperatus
 
Paederus iowaensis
 
Stenus laccophilus female
 
Palaminus testaceus
 
Tachinus addendus female
 
Sepedophilus bisignatus
 
Carpelimus delicatus
 
Nudobius pugetanus
 
Orus dentiger
 
Stenus intrusus
 
Megaquedius explanatus form A
 
Pelecomalium testaceum
 
Microedus fenderi
 
Mocyta fungi
 
Astenus brevipennis
 
Stenus austini female
 
Tachinus fimbriatus
 
Aleochara pacifica
 
Achenomorphus corticinus
 
Hapalaraea caseyi
 
Mycetoporus rugosus
 
Acidota crenata
 
Stenus occidentalis
 
Lobrathium multipunctatum
 
Pontomalota opaca form luctuosa
 
Placusa vaga
 
Pelecomalium puberulum
 
Orus armiger female
 
Tachinus maculicollis
 
Mocyta fungi
 
Hadrotes crassus
 
Syntomium grahami
 
Lordithon appalachianus
 
Staphylinus viridanus
 
Tachinus septelobus Paratype
 
Bryobiota bicolor
 
Gabrius virilis
 
Eusphalerum convexum
 
Bolitobius obsoletus
 
Stictalia californica
 
Lathrobium armatum
 
Microedus laticollis
 
Scopaeus puritana female
 
Coprophilus sexualis Paratype
 
Quedius ferox
 
Stenus advena male
 
Acylophorus caseyi
 
Pachystilicus hanhami
 
Cafius nudus johnsoni
 
Aploderus linearis
 
Leptacinus pusillus
 
Bryophacis smetanai Paratype
 
Baryodma sculptiventris
 
Aleochara lata
 
Siagonium americanum
 
Philonthus agilis
 
Mycetoporus pacificus
 
Philonthus spiniformis male Paratype
 
Oxyporus lateralis
 
Atheta hamshirensis
 
Stenus laccophilus male
 
Philonthus debilis female
 
Cordalia obscura
 
Quedius limbifer
 
Gyrophaena affinis
 
Baryodma lanuginosa
 
Mycetoporus consors
 
Aleochara lata
 
Acidota crenata
 
Tachinus beckeri Paratype
 
Stenus maritimus
 
Hapalaraea caseyi
 
Philonthus carbonarius
 
Quedius nevadensis female
 
Philonthus albionicus female
 
Bledius coulteri
 
Lathrobium niger
 
Apocellus sphaericollis
 
Hapalaraea floralis
 
Oxyporus lateralis
 
Anotylus insignitus
 
Philonthus cruentatus male
 
Tachyporus lecontei Paratype
 
Tachinus semirufus
 
Erichsonius cinerascens
 
Sunius confluentus
 
Bledius armatus
 
Stenus neglectus
 
Anthobium frizzellae male
 
Orobanus falli
 
Phlaeopterus occidentalis female
 
Stenus fraternus female
 
Aleochara curtula
 
Cafius lithocharinus
 
Homaeotarsus sellatus
 
Trigonurus dilaticollis
 
Pinophilus sp
 
Placusa tacomae
 
Stenus subgriseus
 
Liparocephalus cordicollis
 
Tachinus brevipennis
 
Sunius confluentus
 
Tachinus semirufus
 
Baryodma bilineata
 
Orobanus falli
 
Lordithon trinotata
 
Carpelimus
 
Stenus neglectus
 
Bledius armatus
 
Trigonurus dilaticollis
 
Cafius lithocharinus
 
Microedus laticollis
 
Stenus punctatus
 
Aleochara curtula
 
Stenus semicolon
 
Tachinus crotchii
 
Stenus fraternus female
 
Staphylinus comes
 
Olophrum leechi
 
Acidota crenata
 
Aleochara lata
 
Mycetoporus consors
 
Gyrophaena affinis
 
Quedius limbifer
 
Philonthus albionicus female
 
Oxypoda opaca
 
Lathrobium sparsellum
 
Hapalaraea caseyi
 
Stenus maritimus
 
Phlaeopterus brevipennis
 
Lathrobium niger
 
Bledius coulteri
 
Stenus insularis
 
Anotylus insignitus
 
Tachyporus chrysomelinus
 
Quedius strennuus
 
Tachyporus stacesmithi Holotype male
 
Apocellus sphaericollis
 
Anthobium occiduum
 
Cafius nudus johnsoni
 
Phlaeopterus frosti Paratype
 
Acylophorus caseyi
 
Stictalia californica
 
Bisnius albionicus female
 
Stenus advena male
 
Baryodma sculptiventris
 
Leptacinus pusillus
 
Philonthus crestonensis female Paratype
 
Gyrophaena affinis
 
Stenus neglectus
 
Sunius rugithorax female
 
Oxytelus sculptus
 
Megarthrus sinuaticollis
 
Atheta hamshirensis
 
Oxyporus lateralis
 
Philonthus spiniformis male Paratype
 
Lobrathium californica
 
Hadrotes crassus
 
Orus armiger female
 
Pelecomalium puberulum
 
Placusa vaga
 
Pontomalota opaca form luctuosa
 
Bryobiota bicolor
 
Tachinus septelobus Paratype
 
Olophrum rotundicolle
 
Lordithon appalachianus
 
Microedus laticollis
 
Stictalia brevicornis
 
Lathrobium armatum
 
Trigonurus crotchi
 
Bolitobius obsoletus
 
Stenus subgriseus
 
Quedius ferox
 
Porrhodites inflatus Paratype
 
Tachinus picipes female
 
Mycetoporus rufohumeralis Paratype
 
Geodromicus fauveli
 
Xantholinus linearis
 
Astenus discopunctatus
 
Bledius albonotatus
 
Stenus pusillimus female
 
Stenus erythropus
 
Anthobium frizzellae male
 
Oxypoda stanleyi Paratype
 
Rugilus angularis
 
Staphylinus violaceus male
 
Lordithon trinotata
 
Acylophorus flavicollis
 
Hemiquedius ferox
 
Hesperus baltimorensis
 
Cilea silphoides
 
Bledius longipennis
 
Dimetrota stercoris
 
Lobrathium subseriatum female
 
Carpelimus conjunctus
 
Pontomalota opaca form opaca
 
Gymnusa variegata
 
Lathrobium washingtoni male
 
Xenodusa cava
 
Heterothops fraternus Paratype
 
Orus parallelus
 
Pinophilus sp
 
Megarthrus sinuaticollis
 
Staphylinus cinnamopterus
 
Dinothenarus pleuralis
 
Tachinus thruppi Paratype female
 
Eusphalerum fenyesi male
 
Amphichroum floribundum
 
Eusphalerum convexum
 
Trichophya pilicornis
 
Stenus comma
 
Quedius frater
 
Gyrophaena californica
 
Stenus dissentiens female
 
Philonthus lecontei
 
Tachinus canadensis male
 
Philonthus lomatus female
 
Stenus subgriseus
 
Homaeotarsus bicolor
 
Mycetoporus rufohumeralis Paratype
 
Philonthus puberulus
 
Quedius nevadensis female
 
Eusphalerum beresfordae female Paratype
 
Gyrophaena uteana male
 
Orobanus simulator
 
Orobanus sp
 
Ontholestes cingulatus form A
 
Tachyporus inornatus Paratype
 
Tachyporus jocosus
 
Gabrius microphthalmus
 
Stenus croceatus female
 
Tachinus addendus male
 
Stenus pterobrachys form B
 
Geodromicus integer
 
Stenus pollens male
 
Sunius quadripennis
 
Gabrius picipennis
 
Micropeplus punctatus
 
Ontholestes cingulatus form A
 
Tachinus picipes male
 
Orobanus sp
 
Tachinus addendus male
 
Deleaster concolor
 
Gabrius microphthalmus
 
Tachyporus inornatus Paratype
 
Stenus pollens male
 
Rugilus oregonus
 
Tachyporus borealis
 
Geodromicus integer
 
Gabrius picipennis
 
Micropeplus punctatus
 
Neobisnius sobrinus
 
Anotylus nitidulus
 
Stenus capucinus
 
Gabrius virilis
 
Parothius californicus
 
Kalissus nitidus
 
Stenus subgriseus
 
Hypocyphtus crotchii
 
Tachinus canadensis male
 
Philonthus lecontei
 
Stenus dissentiens female
 
Tachinus tachyporoides male
 
Stenus juno
 
Gyrophaena californica
 
Stenus renifer
 
Quedius nevadensis female
 
Philonthus puberulus
 
Lathrobium armatum
 
Mycetoporus rufohumeralis Paratype
 
Baryodma ontarionis
 
Medon pugetense male Paratype
 
Tachinus luridus
 
Hapalaraea megarthroides
 
Eusphalerum beresfordae female Paratype
 
Atheta cheersae
 
Trigonurus dilaticollis
 
Pontomalota opaca form opaca
 
Pontomalota opaca form luctuosa
 
Carpelimus conjunctus
 
Megarthrus sinuaticollis
 
Pinophilus sp
 
Heterothops fraternus Paratype
 
Philonthus siegwaldi male
 
Philonthus jurgans
 
Xenodusa cava
 
Lathrobium washingtoni male
 
Gymnusa variegata
 
Phloeonomus pusillus
 
Dinothenarus pleuralis
 
Staphylinus cinnamopterus
 
Stictolinus flavipes
 
Stenus dissentiens female
 
Geodromicus fauveli
 
Anthobium fimetarium
 
Pachystilicus hanhami
 
Coproporus laevis
 
Xantholinus linearis
 
Bledius albonotatus
 
Stenus alpicola
 
Philonthus puberulus
 
Quedius prostans
 
Quedius curtipennis male
 
Cilea silphoides
 
Hemiquedius ferox
 
Acylophorus flavicollis
 
Lordithon trinotata
 
Aleochara fumata
 
Staphylinus violaceus male
 
Anthobium frizzellae male
 
Oxypoda stanleyi Paratype
 
Trichophya pilicornis
 
Tachyporus elegans
 
Baryodma villosa
 
Quedius crescenti
 
Brathinus varicornis
 
Orus punctatus male
 
Tachinus picipes male
 
Amphichroum floribundum
 
Nitidotachinus agilis
 
Megaquedius explanatus male
 
Neobolitobius varians
 
Tachyporus stacesmithi Holotype male
 
Stenus colonus
 
Philonthus aurulentus female
 
Heterothops fusculus
 
Liparocephalus cordicollis
 
Philonthus sericinus male
 
Coprophilus sexualis Paratype
 
Amischa sp 2
 
Coprophilus striatulus
 
Staphylinus badipes
 
Olisthaerus macrocephalus
 
Oxytelus laquaetus
 
Bryophacis punctatissimus
 
Astenus prolixus
 
Philonthus caurinus male
 
Lordithon anticus var.
 
Sepedophilus crassus
 
Philonthus ferreipennis male
 
Stenus pterobrachys form A
 
Microedus porterae Paratype
 
Hesperolinus parcus
 
Tachinus rufipes
 
Atheta ventricosa
 
Phloeonomus laesicollis form B
 
Stenus renifer
 
Scopaeus brunnipes
 
Placusa tacomae
 
Anotylus insignitus
 
Quedius curtipennis female
 
Atheta ventricosa
 
Lobrathium grande
 
Aleochara curtula
 
Lathrobium sparsellum
 
Mycetoporus pictus
 
Tachinus jacuticus
 
Parothius californicus
 
Philonthus concinnus female
 
Astenus longiusculus
 
Philonthus lecontei
 
Lathrobium vancouveri male
 
Linohesperus piceus female
 
Ischnosoma pictum
 
Tinotus imbricatus
 
Paederus littorarius
 
Tachinus rufipes
 
Lathrobium carolinae
 
Stenus sphaerops
 
Anotylus rugosus
 
Bolitobius cincticollis
 
Oxyporus femoralis
 
Staphylinus cinnamopterus
 
Hypocyphtus crotchii
 
Quedius griffinae
 
Trigonurus crotchi
 
Orobanus falli
 
Cafius nudus johnsoni
 
Tachyporus stacesmithi Allotype female
 
Philonthus aurulentus male
 
Phloeonomus lapponicus
 
Bolitobius cincticollis
 
Hypocyphtus crotchii
 
Phloeonomus lapponicus
 
Gabrius picipennis
 
Oxyporus femoralis
 
Phloeonomus lapponicus
 
Philonthus aurulentus male
 
Trigonurus crotchi
 
Stenus sculptilis
 
Lathrobium sparsellum
 
Quedius curtipennis female
 
Placusa tacomae
 
Scopaeus brunnipes
 
Phloeonomus laesicollis form B
 
Tachinus rufipes
 
Atheta ventricosa
 
Philonthus concinnus female
 
Parothius californicus
 
Tachinus jacuticus
 
Mycetoporus pictus
 
Tachinus canadensis male
 
Gyrophaena insolens
 
Elonium exsculptum
 
Amischa sp 1
 
Linohesperus piceus female
 
Lathrobium vancouveri male
 
Tachinus fumipennis male
 
Astenus longiusculus
 
Lathrobium carolinae
 
Tachinus stacesmithi Allotype female
 
Coprothassa sordida
 
Tachinus septelobus Paratype
 
Olisthaerus macrocephalus
 
Stenus insperatus
 
Staphylinus badipes
 
Coprophilus striatulus
 
Atrecus macrocephalus
 
Philonthus caurinus male
 
Astenus prolixus
 
Phloeonomus laesicollis form B
 
Bryophacis punctatissimus
 
Oxytelus laquaetus
 
Stenus pterobrachys form A
 
Philonthus gaudens
 
Philonthus ferreipennis male
 
Lathrobium angulare
 
Bledius suturalis
 
Nudobius pugetanus
 
Hesperolinus parcus
 
Baryodma sulcicollis
 
Proteinus basalis
 
Microedus porterae Paratype
 
Brathinus varicornis
 
Gabrius forcipatus
 
Baryodma villosa
 
Lobrathium multipunctatum
 
Tachyporus elegans
 
Neobolitobius varians
 
Megaquedius explanatus male
 
Gyrohypnus fracticornis
 
Tachinus picipes male
 
Philonthus sericinus male
 
Liparocephalus cordicollis
 
Heterothops fusculus
 
Philonthus aurulentus female
 
Stenus colonus
 
Quedius horni
 
Porrhodites inflatus Paratype
 
Oxytelus invenustus
 
Stenus plicipennis male
 
Stenus parallelopipedus
 
Medon shastanicum
 
Carpelimus volans
 
Olophrum boreale
 
Sunius thoracicum
 
Astenus cinctus
 
Bolitobius obsoletus
 
Lithocharis capituloides female
 
Stenus vespertinus
 
Tachinus rainieri
 
Tympanophorus puncticollis female
 
Quedius erythrogaster male
 
Aracocerus sp
 
Sepedophilus cinctulus
 
Eusphalerum pothos
 
Autalia sp A
 
Trigonurus edwardsi
 
Atrecus macrocephalus
 
Micropeplus oregonensis Paratype
 
Quedius mesomelinus male
 
Phloeonomus laesicollis form A
 
Amischa sp 1
 
Tachinus elongatus
 
Astenus longiusculus
 
Tachinus quebecensis
 
Eusphalerum beresfordae male Paratype
 
Atheta dentata
 
Stenus punctatus
 
Quedius pullmani
 
Staphylinus mysticus
 
Platystethus americanus
 
Olisthaerus macrocephalus
 
Philonthus siegwaldi female
 
Quedius criddlei
 
Eucnecosum tenue
 
Philonthus aurulentus female
 
Astenus binotatus
 
Bledius semiferrugineus
 
Omalium rivulare
 
Lobrathium tacomae
 
Platydracus sepulchralis
 
Staphylinus nigrellus
 
Coprothassa sordida
 
Anotylus rugosus
 
Dalotia coriaria
 
Bryophacis smetanai Paratype
 
Neohypnus picipennis
 
Orus dentiger
 
Habrocerus schwarzi
 
Stenus pterobrachys form B
 
Mocyta fungi
 
Erichsonius patella
 
Quedius crescenti
 
Tachinus frigidus male
 
Sepedophilus basalis
 
Homaeotarsus californicum
 
Tachyporus stacesmithi Holotype male
 
Vicelva vandykei
 
Xylodromus concinnus
 
Gabrius shulli
 
Philonthus picipennis female
 
Stenus annularis
 
Heterothops minor
 
Neohypnus picipennis
 
Tachyporus jocosus
 
Stenus colonus
 
Baryodma moerens
 
Amischa sp 1
 
Stenus mammops
 
Homaeotarsus californicum
 
Philonthus picipennis female
 
Quedius laevigatus
 
Gabrius shulli
 
Oxypoda stanleyi Paratype
 
Xylodromus concinnus
 
Aleochara tahoensis
 
Heterothops minor
 
Xenodusa cava
 
Baryodma moerens
 
Platydracus sepulchralis
 
Lobrathium tacomae
 
Quedius charactus male Paratype
 
Stenus plicipennis male
 
Omalium rivulare
 
Bledius semiferrugineus
 
Oxyporus occipitalis form A
 
Acylophorus caseyi
 
Orus dentiger
 
Bryophacis smetanai Paratype
 
Anotylus rugosus
 
Coprothassa sordida
 
Staphylinus nigrellus
 
Erichsonius patella
 
Stenus pterobrachys form B
 
Habrocerus schwarzi
 
Staphylinus ater
 
Sepedophilus basalis
 
Mycetoporus rugosus
 
Quedius crescenti
 
Neobisnius paederoides
 
Cafius sericeus
 
Phloeonomus laesicollis form A
 
Lobrathium impressimum
 
Quedius mesomelinus male
 
Micropeplus oregonensis Paratype
 
Atrecus macrocephalus
 
Trigonurus edwardsi
 
Eusphalerum pothos
 
Tachyporus abdominalis
 
Quedius pullmani
 
Stenus punctatus
 
Eusphalerum beresfordae male Paratype
 
Astenus binotatus
 
Stenus advena male
 
Quedius criddlei
 
Philonthus siegwaldi female
 
Platystethus americanus
 
Olophrum consimile
 
Stenus plicipennis male
 
Oxytelus invenustus
 
Geodromicus fauveli
 
Porrhodites inflatus Paratype
 
Astenus cinctus
 
Sunius thoracicum
 
Olophrum boreale
 
Ochthephilus columbiensis Paratype
 
Carpelimus volans
 
Thinopinus pictus form A
 
Tachinus rainieri
 
Elonium rugosum
 
Lithocharis capituloides female
 
Sepedophilus cinctulus
 
Scopaeus brunnipes
 
Aracocerus sp
 
Megaquedius explanatus male
 
Dimetrota stercoris
 
Philonthus pubes male
 
Ontholestes cingulatus form B
 
Philonthus furvus
 
Bledius philadelphicus
 
Philonthus grandicollis female
 
Trigonurus subcostatus male
 
Syntomium grahami
 
Stenus sayi
 
Philonthus theveneti female
 
Kalissus nitidus
 
Tachinus thruppi Paratype male
 
Acylophorus flavicollis
 
Lordithon oregonus
 
Lordithon bimaculatus
 
Carphacis intrusus female
 
Philonthus triangulum male
 
Siagonium americanum
 
Mycetoporus nigrans
 
Lobrathium californica
 
Rugilus angustatus
 
Aleochara curtula
 
Trigonurus rugosus
 
Eusphalerum grayae male
 
Arpedium cribratum
 
Cafius seminitens
 
Trigonodemus fasciatus Paratype
 
Proteinus collaris
 
Quedius transparens
 
Lathrobium tenue male
 
Tachinus angustatus
 
Phlaeopterus rufitarsis
 
Quedius spelaeus
 
Bolitobius analis
 
Stenus flavicornis
 
Stenus intrusus
 
Myllaena sp form C
 
Orochares tumidus
 
Heterothops pusio
 
Atheta dentata
 
Oxyporus occipitalis form C
 
Heterothops conformis Paratype
 
Stictolinus flavipes
 
Erichsonius parcus
 
Tachinus memnonius male
 
Anthobium leechi Paratype
 
Philonthus spiniformis male Paratype
 
Lathrobium confusum
 
Bryophacis rubescens
 
Philonthus rectangulus female
 
Anotylus niger
 
Baryodma ontarionis
 
Medon guppyi Paratype
 
Erichsonius loxatus
 
Dianous nitidulus
 
Phlaeopterus cavicollis
 
Lobrathium longiusculum
 
Tachinus basalis male
 
Lordithon poecilus
 
Stenus argus male
 
Philonthus cephalotes
 
Oxytelus sculptus
 
Scopaeus puritana female
 
Diaulota densissima
 
Pelecomalium beeri
 
Platydracus femoratus
 
Phlaeopterus cavicollis
 
Neobisnius senilis
 
Geodromicus schultzi
 
Tachinus basalis male
 
Lobrathium longiusculum
 
Ontholestes cingulatus form A
 
Oxytelus sculptus
 
Pelecomalium beeri
 
Diaulota densissima
 
Atheta dentata
 
Phlaeopterus occidentalis female
 
Oxyporus femoralis
 
Quedius sublimbatus
 
Erichsonius parcus
 
Apocellus sphaericollis
 
Lathrobium confusum
 
Anthobium leechi Paratype
 
Medon guppyi Paratype
 
Gyrophaena nana
 
Baryodma ontarionis
 
Tympanophorus puncticollis female
 
Anotylus niger
 
Philonthus rectangulus female
 
Rugilus rufipes
 
Lobrathium californica
 
Mycetoporus nigrans
 
Micralymma brevilingue
 
Aracocerus sp
 
Siagonium americanum
 
Philonthus triangulum male
 
Trigonodemus fasciatus Paratype
 
Cafius seminitens
 
Arpedium cribratum
 
Eusphalerum grayae male
 
Lordithon thoracicus
 
Trigonurus rugosus
 
Rugilus angustatus
 
Bolitobius analis
 
Phlaeopterus rufitarsis
 
Tachinus angustatus
 
Bledius foraminosus
 
Proteinus collaris
 
Stenus intrusus
 
Lordithon appalachianus
 
Baryodma bilineata
 
Anthobium spretum
 
Stenus flavicornis
 
Orobanus sp
 
Philonthus furvus
 
Tachinus stacesmithi Holotype male
 
Philonthus pubes male
 
Ontholestes cingulatus form B
 
Anotylus niger
 
Dimetrota stercoris
 
Syntomium grahami
 
Trigonurus subcostatus male
 
Tachinus instabilis
 
Stenus capucinus
 
Clavilispinus rufescens
 
Astenus brevipennis
 
Porrhodites inflatus Paratype
 
Philonthus theveneti female
 
Hesperus apicalis
 
Carphacis intrusus female
 
Lordithon oregonus
 
Staphylinus aeneocephalus
 
Arpedium cribratum
 
Quedius velox Paratype
 
Anthobium spretum
 
Pelecomalium testaceum
 
Megarthrus sinuaticollis
 
Philonthus ferreipennis female
 
Quedius plagiatus
 
Tachyporus maculicollis
 
Eucnecosum brunnescens
 
Orus shastanus female
 
Trigonurus subcostatus female
 
Deinopteroloma pictum
 
Stenus alpicola
 
Microedus laticollis
 
Orochares tumidus
 
Philonthus triangulum female
 
Stenus pollens female
 
Geodromicus temporalis
 
Lathrobium washingtoni female
 
Mycetoporus pacificus
 
Philonthus cyanipennis female
 
Philonthus concinnus male
 
Habrocerus schwarzi
 
Ontholestes cingulatus form A
 
Tachinus fumipennis female
 
Philonthus albionicus male
 
Stenus nanus female
 
Omalium foraminosum
 
Micralymma brevilingue
 
Lathrobium punctulatum
 
Bolitobius cingulatus
 
Philonthus politus female
 
Linohesperus borealis
 
Lobrathium oregonensis female
 
Bledius armatus
 
Syntomium confragosum
 
Trigonurus subcostatus male
 
Palaminus testaceus
 
Placusa tacomae
 
Atheta cheersae
 
Anotylus tetracarinatus
 
Stenus sphaerops
 
Creophilus maxillosus
 
Gymnusa variegata
 
Baryodma bipustulata
 
Xenodusa reflexa
 
Philonthus picipennis male
 
Orobanus simulator
 
Stenus morio
 
Philonthus cyanipennis male
 
Quedius fulgidus female
 
Lordithon facilis
 
Bryophacis punctulatus
 
Belonuchus rufipennis
 
Oxytelus montanus
 
Stenus sculptilis
 
Tachinus stacesmithi Allotype female
 
Vicelva vandykei
 
Eusphalerum californicum
 
Xenodusa reflexa
 
Anthobium reflexicolle
 
Gabrius cushmani
 
Dacnochilus laetus
 
Acidota quadrata
 
Coryphium arizonensis
 
Heterothops fraternus Paratype
 
Micropeplus punctatus
 
Bolitobius kremeri
 
Staphylinus tarsalis
 
Atrecus punctiventris
 
Stenus annularis
 
Stenus sectator
 
Stenus umbratilis male
 
Oxyporus stygicus
 
Acrulia tumidula
 
Belonuchus rufipennis
 
Gabrius cushmani
 
Anthobium reflexicolle
 
Atheta oregonensis
 
Xantholinus linearis
 
Coryphium brunneus
 
Vicelva vandykei
 
Staphylinus pleuralis
 
Acidota quadrata
 
Neobolitobius varians
 
Stenus annularis
 
Atrecus punctiventris
 
Baryodma moerens
 
Bolitobius kremeri
 
Quedius aenescens
 
Quedius nevadensis male
 
Dianous nitidulus
 
Tachyporus stacesmithi Allotype female
 
Megarthrus americanus
 
Philonthus politus female
 
Stenus sphaerops
 
Mycetoporus consors
 
Anotylus tetracarinatus
 
Lathrobium washingtoni male
 
Atheta cheersae
 
Staphylinus tomentosus
 
Palaminus testaceus
 
Tachyporus stacesmithi Allotype female
 
Tachinus crotchii
 
Xenodusa reflexa
 
Quedius fulgidus female
 
Quedius curtipennis female
 
Philonthus cyanipennis male
 
Stenus morio
 
Orobanus simulator
 
Sunius quadripennis
 
Geodromicus temporalis
 
Homaeotarsus californicum
 
Philonthus cyanipennis female
 
Tachinus basalis male
 
Mycetoporus pacificus
 
Heterothops carbonatus
 
Renardia nigrella
 
Coprophilus striatulus
 
Stenus nanus female
 
Philonthus albionicus male
 
Tachinus fumipennis female
 
Amischa sp 2
 
Anthobium spretum
 
Pelecomalium testaceum
 
Lobrathium collare
 
Staphylinus ater
 
Quedius simulator
 
Oxytelus exiguus
 
Tachyporus maculicollis
 
Quedius plagiatus
 
Philonthus ferreipennis female
 
Microedus porterae Paratype
 
Eusphalerum swauki
 
Eucnecosum brunnescens
 
Coprophilus sexualis Paratype
 
Orochares tumidus
 
Philonthus cognatus
 
Stenus alpicola
 
Bisnius siegwaldii
 
Phlaeopterus brevipennis
 
Gabrius forcipatus
 
Trigonurus subcostatus female
 
Orus shastanus female
 
Sepedophilus bisignatus
 
Heterothops fusculus
 
Lathrobium fauveli
 
Bledius melanocephalus
 
Sepedophilus castaneum
 
Stenus erythropus
 
Stenus columbianus
 
Homaeotarsus californicum
 
Tachinus tachyporoides male
 
Quedius spelaeus
 
Staphylinus mysticus
 
Dianous nitidulus
 
Stenus sectator
 
Sepedophilus littoreus
 
Belonuchus rufipennis
 
Staphylinus fossator
 
Philonthus crestonensis male Paratype
 
Stenus schwarzi
 
Philonthus aurulentus male
 
Bolitobius kremeri
 
Stenus fraternus female
 
Stenus canaliculatus
 
Quedius velox Paratype
 
Sepedophilus littoreus
 
Staphylinus nigrellus
 
Tachinus stacesmithi Allotype female
 
Gnypeta helenae
 
Staphylinus luteipes
 
Philonthus cognatus
 
Tachinus dilatatus male Paratype
 
Quedius peregrinus
 
Nanobius serricollis
 
Coproporus rutilis
 
Philonthus politus male
 
Tachyporus canadensis Paratype
 
Philonthus siegwaldi male
 
Tachinus brevipennis
 
Thinopinus pictus form A
 
Phlaeopterus loganensis
 
Paederus mexicanus
 
Gyrophaena uteana male
 
Eusphalerum beresfordae female Paratype
 
Gyrophaena californica
 
Bledius foraminosus
 
Bledius nebulosus
 
Philonthus instabilis
 
Bledius laticollis
 
Lathrobium rubripenne
 
Bledius monstratus
 
Quedius capucinus
 
Homaeotarsus cribratus
 
Aploderus linearis
 
Bledius foraminosus
 
Phlaeopterus lagrandeuri Paratype
 
Tympanophorus puncticollis female
 
Aleochara fumata
 
Tachinus addendus female
 
Megarthrus pictus
 
Staphylinus fossator
 
Philonthus cognatus
 
Quedius nevadensis male
 
Zalobius spinicollis
 
Staphylinus tomentosus
 
Baryodma bilineata
 
Stenus annularis
 
Stenus croceatus female
 
Stenus occidentalis
 
Lathrobium washingtoni female
 
Oxytelus montanus
 
Lathrobium shoshonicum
 
Paederus littorarius
 
Neobisnius sobrinus
 
Tachinus stacesmithi Holotype male
 
Tachinus subterraneus
 
Trigonurus caelatus
 
Carpelimus
 
Rugilus dentatus
 
Tympanophorus puncticollis female
 
Phlaeopterus lagrandeuri Paratype
 
Euaesthetus sp
 
Tachinomorphus grossulus
 
Zalobius spinicollis
 
Quedius nevadensis male
 
Philonthus rectangulus female
 
Quedius caseyi divergens female
 
Leptusa gatineauensis
 
Staphylinus fossator
 
Philonthus cognatus
 
Lobrathium jacobina
 
Oxytelus montanus
 
Lathrobium washingtoni female
 
Stenus occidentalis
 
Stenus croceatus female
 
Baryodma bilineata
 
Staphylinus tomentosus
 
Trigonurus caelatus
 
Gymnusa pseudovariegata
 
Tachinus subterraneus
 
Erichsonius nanus
 
Philonthus cyanipennis female
 
Staphylinus badipes
 
Tachinus instabilis
 
Paederus littorarius
 
Bledius foraminosus
 
Gyrophaena uteana male
 
Phlaeopterus loganensis
 
Gyrohypnus fracticornis
 
Bledius laticollis
 
Zalobius spinicollis
 
Bledius nebulosus
 
Dinothenarus pleuralis
 
Anotylus tetracarinatus
 
Homaeotarsus cribratus
 
Oxytelus invenustus
 
Orus shastanus female
 
Encephalus americanus
 
Bledius monstratus
 
Philonthus triangulum male
 
Aploderus linearis
 
Sepedophilus littoreus
 
Quedius velox Paratype
 
Medon guppyi Paratype
 
Staphylinus luteipes
 
Trigonurus subcostatus female
 
Gnypeta helenae
 
Carpelimus rivularis
 
Lobrathium multipunctatum
 
Siagonium stacesmithi
 
Coproporus rutilis
 
Quedius peregrinus
  
Tachinus dilatatus male Paratype
 
Thinopinus pictus form A
 
Tachinus brevipennis
 
Philonthus siegwaldi male
 
Philonthus politus male
 
Stenus erythropus
 
Bledius melanocephalus
 
Philonthus crotchi
 
Scopaeus puritana female
 
Quedius spelaeus
 
Tachinus tachyporoides male
 
Cafius lithocharinus
 
Lathrobium punctulatum
 
Sepedophilus cinctulus
 
Bryobiota bicolor
 
Stenus sectator
 
Dianous nitidulus
 
Staphylinus mysticus
 
Cilea silphoides
 
Stenus schwarzi
 
Hesperus sp
 
Philonthus crestonensis male Paratype
 
Tachinus instabilis
 
Anotylus nitidulus
 
Renardia nigrella
 
Stenus renifer
 
Stenus maritimus
 
Staphylinus rutilicauda
 
Proteinus basalis
 
Quedius incisus male Paratype
 
Lathrobium angulare
 
Quedius laevigatus
 
Stenus pusillimus female
 
Hapalaraea floralis
 
Carpelimus
 
Tachinus tachyporoides female
 
Cafius canescens
 
Tachinus contortus
 
Olophrum latum
 
Acidota subcarinata
 
Bledius mandibularis
 
Lathrobium shoshonicum
 
Sepedophilus testaceus
 
Dacnochilus laetus
 
Staphylinus ater
 
Philonthus umbrinus
 
Tachinus memnonius male
 
Tachinus frigidus male
 
Staphylinus violaceus male
 
Medon insulare female
 
Nanobius serricollis
 
Carpelimus delicatus
 
Philonthus pubes female
 
Tachyporus dispar
 
Porrhodites fenestralis
 
Anthobium leechi Paratype
 
Quedius caseyi divergens male
 
Homalota sp
 
Oropus striatus
 
Lordithon cinctus
 
Tachyporus pacificus Paratype
 
Lobrathium subseriatum female
 
Trichophya pilicornis
 
Nitidotachinus agilis
 
Bledius washingtonensis
 
Haida keeni
 
Bledius strenuus
 
Aleochara tahoensis
 
Quedius horni
 
Bolitobius analis
 
Tachinus quebecensis
 
Lathrobium debile
 
Parothius californicus
 
Lathrobium tenue male
 
Erichsonius loxatus
 
Lordithon fungicola Paratype
 
Xylodromus concinnus
 
Tachinus limbatus male
 
Dalotia coriaria
 
Gyrophaena keeni
 
Lathrobium nigrum
 
Platydracus sepulchralis
 
Aleodorus intricatus
 
Lathrobium debile
 
Tachinus quebecensis
 
Quedius horni
 
Aleochara tahoensis
 
Megaquedius explanatus male
 
Dimetrota stercoris
 
Lathrobium tenue male
 
Tachinus limbatus male
 
Lordithon fungicola Paratype
 
Mocyta fungi
 
Tachinus memnonius male
 
Atheta ringi
 
Gabrius shulli
 
Staphylinus ater
 
Tachyporus dispar
 
Philonthus caurinus female
 
Philonthus pubes female
 
Medon insulare female
 
Nanobius serricollis
 
Heterothops minor
 
Lordithon cinctus
 
Oropus striatus
 
Quedius caseyi divergens male
 
Eusphalerum farrarae
 
Unamis columbiensis
 
Tachinus stacesmithi Holotype male
 
Nitidotachinus agilis
 
Trichophya pilicornis
 
Lobrathium subseriatum female
 
Hapalaraea floralis
 
Kalissus nitidus
 
Carpelimus volans
 
Stenus pusillimus female
 
Stenus sculptilis
 
Quedius laevigatus
 
Lathrobium angulare
 
Tachinus contortus
 
Cafius canescens
 
Pseudopsis sulcata
 
Sepedophilus testaceus
 
Lathrobium shoshonicum
 
Bledius mandibularis
 
Acidota subcarinata
 
Olophrum latum
 
Sepedophilus basalis
 
Dacnochilus laetus
 
Tachinus beckeri Paratype
 
Aleochara curtula
 
Philonthus crestonensis male Paratype
 
Apocellus crassicornis
 
Phloeonomus laesicollis form A
 
Stenus renifer
 
Quedius fulgidus male
 
Anotylus nitidulus
 
Tachinus addendus male
 
Tachinus instabilis
 
Quedius fellmani
 
Carpelimus
 
Proteinus basalis
 
Staphylinus rutilicauda
 
Tachinus crotchii
 
Cafius nudus johnsoni
 
Dinothenarus pleuralis
 
Pachystilicus hanhami
 
Sunius quadripennis
 
Erichsonius nanus
 
Stenus umbratilis male
 
Tachinus tachyporoides female
 
Staphylinus viridanus
 
Trigonurus edwardsi
 
Eusphalerum horni
 
Pontomalota opaca form californica
 
Euaesthetus sp
 
Stenus pollens female
 
Paederus floridanus
 
Linohesperus piceus female
 
Homaeotarsus pallipes
 
Orus armiger female
 
Rugilus angularis
 
Lobrathium jacobina
 
Baryodma lanuginosa
 
Quedius crescenti
 
Tachinus nigricornis
 
Phlaeopterus lagrandeuri Paratype
 
Philonthus picipennis male
 
Phlaeopterus longipalpus
 
Falagria dissecta
 
Neohypnus hamatus
 
Oxyporus occipitalis form B
 
Quedius mesomelinus female
 
Eusphalerum grayae male
 
Tachyporus pacificus Paratype
 
Stenus tarsalis
 
Oxytelus pennsylvanicus
 
Bledius monstratus
 
Paederus mexicanus
 
Tachinus elongatus
 
Oxyporus vittatus
 
Stenus pterobrachys form A
 
Bledius suturalis
 
Lobrathium oregonensis female
 
Tachinus subterraneus
 
Phlaeopterus occidentalis female
 
Quedius sublimbatus
 
Sepedophilus crassus
 
Philonthus cruentatus male
 
Anthobium sinuosum male Paratype
 
Phlaeopterus stacesmithi
 
Amischa sp 2
 
Lissagria laeviuscula
 
Carpelimus congener
 
Linohesperus borealis
 
Philonthus crestonensis female Paratype
 
Stenus flavicornis
 
Tachyporus dispar
 
Pseudopsis sulcata
 
Medon insulare female
 
Eucnecosum brunnescens
 
Stenus nanus female
 
Baryodma sulcicollis
 
Gyrophaena insolens
 
Trigonodemus fasciatus Paratype
 
Homaeotarsus lecontei
 
Philonthus lomatus female
 
Carphacis nepigonensis
 
Linohesperus borealis
 
Bolitobius hatchi
 
Philonthus quadricollis male
 
Oxyporus stygicus
 
Stenus insperatus
 
Pseudopsis sulcata
 
Mycetoporus rufohumeralis Paratype
 
Philonthus cyanipennis male
 
Philonthus lomatus female
 
Homaeotarsus lecontei
 
Gyrophaena insolens
 
Baryodma sulcicollis
 
Tachinus debilis female
 
Stenus tarsalis
 
Oxytelus pennsylvanicus
 
Tachyporus pacificus Paratype
 
Unamis fulvipes
 
Quedius mesomelinus female
 
Oxyporus occipitalis form B
 
Phlaeopterus occidentalis female
 
Quedius sublimbatus
 
Lobrathium oregonensis female
 
Bledius suturalis
 
Tachinus elongatus
 
Ocypus ater
 
Philonthus cruentatus male
 
Sepedophilus crassus
 
Phlaeopterus stacesmithi
 
Anthobium sinuosum male Paratype
 
Homaeotarsus pallipes
 
Tachinus luridus
 
Paederus floridanus
 
Liparocephalus cordicollis
 
Baryodma lanuginosa
 
Lobrathium jacobina
 
Rugilus angularis
 
Philonthus rectangulus male
 
Trigonurus subcostatus male
 
Phlaeopterus longipalpus
 
Bledius semiferrugineus
 
Megastilicus formicarius
 
Philonthus picipennis male
 
Deinopteroloma pictum
 
Mycetoporus americanus
 
Homaeotarsus pallipes
 
Quedius criddlei
 
Lobrathium coloradense female
 
Stenus umbratilis male
 
Sunius quadripennis
 
Erichsonius nanus
 
Baryodma lanuginosa
 
Olisthaerus macrocephalus
 
Cafius luteipennis
 
Pseudohaida ingrata Paratype
 
Tachinus crotchii
 
Tachinus tachyporoides female
 
Anthobium occiduum
 
Philonthus varians female
 
Stenus pollens female
 
Euaesthetus sp
 
Pontomalota opaca form californica
 
Philonthus lomatus male
 
Microedus fenderi
 
Philonthus duplicatus male
 
Quedius densiventris female
 
Stenus insularis
 
Omalium foraminosum
 
Tachinus contortus
 
Platydracus femoratus
 
Mycetoporus nigrans
 
Quedius fulgidus male
 
Gyrohypnus angustatus
 
Philonthus grandicollis male
 
Rugilus rufipes
 
Bisnius siegwaldii
 
Olophrum latum
 
Bledius mandibularis
 
Stenus strangulatus
 
Trigonurus sharpi Paratype
 
Anotylus sobrinus
 
Bledius annularis
 
Elonium crenulata
 
Unamis columbiensis
 
Nudobius cephalus
 
Staphylinus maculosus
 
Quedius pediculus
 
Tachinus semirufus
 
Tachinus thruppi Paratype male
 
Nudobius cephalus
 
Tachyporus mexicanus
 
Eusphalerum swauki
 
Philonthus duplicatus male
 
Quedius caseyi divergens female
 
Anthobium reflexicolle
 
Olophrum rotundicolle
 
Ochthephilus columbiensis Paratype
 
Stenus laccophilus male
 
Clavilispinus rufescens
 
Proteinus atomarius
 
Lispinus sp
 
Gyrohypnus angustatus
 
Philonthus albionicus male
 
Diochus sp
 
Lispinus sp
 
Habrocerus capillaricornis
 
Brathinus varicornis
 
Erichsonius parcus
 
Lathrobium confusum
 
Homaeotarsus sellatus
 
Erichsonius parcus
 
Clavilispinus rufescens
 
Erichsonius cinerascens
 
Myllaena sp form B
 
Cafius sericeus
 
Staphylinus rutilicauda
 
Stenus vespertinus
 
Cafius luteipennis
 
Olophrum boreale
 
Oxytelus pennsylvanicus
 
Microedus austinianus
 
Habrocerus capillaricornis
 
Philonthus sordidus male
 
Lobrathium tacomae
 
Vicelva vandykei
 
Erichsonius cinerascens
 
Clavilispinus rufescens
 
Homaeotarsus sellatus
 
Tachyporus californicus
 
Stenus vespertinus
 
Cafius sericeus
 
Megarthrus americanus
 
Carpelimus conjunctus
 
Phlaeopterus cavicollis
 
Quedius curtipennis male
 
Cafius luteipennis
 
Philonthus nigritulus
 
Ochthephilus columbiensis Paratype
 
Stenus laccophilus male
 
Olophrum rotundicolle
 
Lordithon oregonus
 
Lithocharis obsoleta
 
Astenus longiusculus
 
Stenus tarsalis
 
Diaulota densissima
 
Lispinus sp
 
Tachinus canadensis female
 
Tachyporus inornatus Paratype
 
Diochus sp
 
Lordithon fungicola Paratype
 
Bolitobius hatchi
 
Bisnius siegwaldii
 
Rugilus rufipes
 
Anotylus sobrinus
 
Oxypoda opaca
 
Staphylinus winkleri
 
Trigonurus sharpi Paratype
 
Stenus strangulatus
 
Baryodma bimaculata
 
Quedius pediculus
 
Staphylinus maculosus
 
Quedius caseyi divergens female
 
Placusa vaga
 
Eusphalerum pothos
 
Eusphalerum swauki
 
Bryoporus rufescens
 
Aleochara pacifica
 
Bolitobius cincticollis
 
Tachinus thruppi Paratype male
 
Quedius peregrinus
 
Arpedium cribratum
 
Philonthus duplicatus male
 
Trigonurus rugosus
 
Tachyporus nimbicola Paratype
 
Philonthus lomatus male
 
Bledius albonotatus
 
Proteinus limbatus
 
Omalium foraminosum
 
Stenus insularis
 
Staphylinus luteipes
 
Quedius griffinae
 
Platystethus spiculus
 
Platydracus femoratus
 
Philonthus stacesmithi female
 
Philonthus grandicollis male
 
Gyrohypnus angustatus
 
Quedius fulgidus male
 
Gabrius virilis
 
Bledius mysticus
 
Micropeplus oregonensis Paratype
 
Myllaena sp form A
 
Eusphalerum beresfordae male Paratype
 
Stenus comma
 
Stenus vicinus
 
Quedius prostans
 
Heterothops conformis Paratype
 
Oxypoda opaca
 
Quedius oculeus
 
Gnypeta nigrella
 
Tachinus nigricornis
 
Bolitobius cinctus
 
Stenus strangulatus
 
Unamis columbiensis
 
Philonthus rectangulus male
 
Xylodromus depressus
 
Oxytelus fuscipennis
 
Gnypeta helenae
 
Tachyporus maculicollis
 
Philonthus sericinus female
 
Philonthus quadricollis male
 
Orobanus rufipes
 
Deinopteroloma subcostatum
 
Stenus mammops
 
Tachyporus lecontei Paratype
 
Anthobium fimetarium
 
Lobrathium jacobina
 
Paederus compotens
 
Carpelimus rivularis
 
Quedius curtipennis female
 
Philonthus subvirescens
 
Tachyporus nimbicola Paratype
 
Gyrophaena keeni
 
Myllaena sp form B
 
Bledius coulteri
 
Lissagria laeviuscula
 
Oxypoda sagulata
 
Tachinus debilis female
 
Sunius thoracicum
 
Gyrophaena nana
 
Tachinus maculicollis
 
Geodromicus schultzi
 
Oxyporus occipitalis form B
 
Elonium rugosum
 
Bryophacis rubescens
 
Neohypnus fragilis
 
Baryodma castaneipennis
 
Tachyporus canadensis Paratype
 
Tanyrhinus singularis
 
Quedius erythrogaster male
 
Neohypnus fragilis
 
Quedius griffinae
 
Philonthus sericinus female
 
Carpelimus congener
 
Tachinus maculicollis
 
Coprophilus sexualis Paratype
 
Atheta ringi
 
Stenus canaliculatus
 
Rugilus oregonus
 
Philonthus pubes female
 
Quedius curtipennis male
 
Quedius aenescens
 
Baryodma villosa
 
Tachinus basalis female
 
Aploderus annectens
 
Neohypnus hamatus
 
Oxyporus occipitalis form C
 
Tachyporus maculicollis
 
Olophrum leechi
 
Bledius nebulosus
 
Tinotus imbricatus
 
Mycetoporus pictus
 
Rugilus oregonus
 
Stenus canaliculatus
 
Coprophilus sexualis Paratype
 
Staphylinus viridanus
 
Philonthus albionicus female
 
Quedius curtipennis male
 
Philonthus theveneti male
 
Neohypnus hamatus
 
Coryphium arizonensis
 
Aploderus annectens
 
Tachinus basalis female
 
Carphacis intrusus female
 
Cafius canescens
 
Olophrum leechi
 
Oxyporus occipitalis form C
 
Tachinus debilis female
 
Pseudohaida ingrata Paratype
 
Gyrophaena keeni
 
Trigonurus sharpi Paratype
 
Geodromicus schultzi
 
Gyrophaena nana
 
Quedius erythrogaster male
 
Cordalia obscura
 
Bryophacis rubescens
 
Elonium rugosum
 
Tachinus maculicollis
 
Carpelimus congener
 
Quedius griffinae
 
Neohypnus fragilis
 
Philonthus quadricollis male
 
Quedius mesomelinus female
 
Philonthus sericinus female
 
Stenus mammops
 
Tachyporus lecontei Paratype
 
Olophrum boreale
 
Deinopteroloma subcostatum
 
Orobanus rufipes
 
Tachinus fimbriatus
 
Anthobium fimetarium
 
Philonthus picipennis female
 
Tachyporus nimbicola Paratype
 
Philonthus subvirescens
 
Paederus compotens
 
Heterothops conformis Paratype
 
Quedius prostans
 
Lathrobium vancouveri male
 
Stenus comma
 
Myllaena sp form A
 
Gnypeta nigrella
 
Anthobium orientale
 
Philonthus rectangulus male
 
Unamis columbiensis
 
Bolitobius cinctus
 
Tachinus nigricornis
 
Philonthus furvus
 
Philonthus albionicus female
 
Ochthephilus biimpressus
 
Oxytelus fuscipennis
 
Proteinus basalis
 
Diaulota densissima
 
Philonthus caurinus male
 
Deleaster concolor
 
Staphylinus praelongus
 
Philonthus chlorinus
 
Philonthus triangulum female
 
Gabrius forcipatus
 
Philonthus crotchi
 
Lathrobium punctulatum
 
Philonthus grandicollis female
 
Lispinus sp
 
Oropus striatus
 
Phloeonomus pusillus
 
Acidota quadrata
 
Deleaster concolor
 
Philonthus varians female
 
Tachinus frigidus female
 
Baryodma bimaculata
 
Staphylinus praelongus
 
Stenus stygicus
 
Philonthus occidentalis
 
Philonthus umbrinus
 
Philonthus stacesmithi female
 
Medon capitale female Paratype
 
Amphichroum maculatum
 
Baryodma bipustulata
 
Quedius frater
 
Bledius longipennis
 
Elonium leechi
 
Leptusa gatineauensis
 
Coproporus piccus
 
Staphylinus aeneocephalus
 
Lordithon anticus var.
 
Geodromicus temporalis
 
Philonthus kaszabi
 
Stenus egenus male
 
Tanyrhinus singularis
 
Philonthus cruentatus female
 
Tachyporus rulomus
 
Neobisnius paederoides
 
Oxyporus vittatus
 
Quedius transparens
 
Tachinus frigidus male
 
Acrulia tumidula
 
Ischnosoma pictum
 
Lobrathium collare
 
Coproporus ventriculus
 
Achenomorphus corticinus
 
Lordithon facilis
 
Microedus austinianus
 
Tachinomorphus arizonensis Paratype
 
Myllaena sp form B
 
Gabrius microphthalmus
 
Phlaeopterus cascadiensis
 
Quedius elevatus male Paratype
 
Quedius caseyi divergens male
 
Stenus sayi
 
Bisnius albionicus female
 
Tachinus luridus
 
Eusphalerum fenyesi male
 
Tachinomorphus arizonensis Paratype
 
Neobisnius senilis
 
Oropus striatus
 
Elonium exsculptum
 
Oxypoda sagulata
 
Atheta nescia
 
Atheta cheersae
 
Phlaeopterus cascadiensis
 
Myllaena sp form B
 
Xylodromus concinnus
 
Tachinomorphus arizonensis Paratype
 
Lithocharis ochracea
 
Microedus austinianus
 
Eusphalerum fenyesi male
 
Tachinus luridus
 
Bledius laticollis
 
Bisnius albionicus female
 
Stenus sayi
 
Quedius ferox
 
Coprothassa sordida
 
Elonium exsculptum
 
Nanobius serricollis
 
Tachinus frigidus female
 
Xantholinus linearis
 
Neobisnius senilis
 
Lordithon anticus var.
 
Quedius oculeus
 
Staphylinus aeneocephalus
 
Coproporus piccus
 
Leptusa gatineauensis
 
Sunius confluentus
 
Tanyrhinus singularis
 
Philonthus kaszabi
 
Lordithon cascadensis
 
Tachinus angustatus
 
Lithocharis capituloides female
 
Oxyporus vittatus
 
Neobisnius paederoides
 
Tachyporus rulomus
 
Carpelimus volans
 
Philonthus cruentatus female
 
Lordithon facilis
 
Lobrathium collare
 
Acrulia tumidula
 
Ischnosoma pictum
 
Tachinus frigidus male
 
Quedius transparens
 
Deleaster concolor
 
Philonthus concinnus female
 
Phloeonomus pusillus
 
Gnypeta nigrella
 
Astenus cinctus
 
Baryodma bimaculata
 
Tachinus frigidus female
 
Philonthus varians female
 
Acidota subcarinata
 
Falagria dissecta
 
Phlaeopterus longipalpus
 
Medon capitale female Paratype
 
Philonthus stacesmithi female
 
Phlaeopterus cascadiensis
 
Philonthus umbrinus
 
Stenus schwarzi
 
Philonthus occidentalis
 
Bledius longipennis
 
Quedius frater
 
Tachyporus elegans
 
Baryodma bipustulata
 
Philonthus triangulum female
 
Philonthus chlorinus
 
Staphylinus praelongus
 
Omalium algarum
 
Lathrobium punctulatum
 
Baryodma sculptiventris
 
Baryodma bimaculata
 
Philonthus crotchi
 
Gabrius forcipatus
 
Bryoporus rufescens
 
Gabrius cushmani
 
Philonthus grandicollis female
 
Trigonurus caelatus
 
Heterothops conformis Paratype
 
Megarthrus pictus
 
Staphylinus saphyrinus
 
Coproporus ventriculus
 
Astenus binotatus
 
Quedius densiventris female
 
Eusphalerum horni
 
Philonthus umbratilis
 
Philonthus nigritulus
 
Stenus stygicus
 
Coproporus ventriculus
 
Mycetoporus splendidus
 
Paederus mexicanus
 
Lordithon cascadensis
 
Quedius molochinoides male
 
Philonthus jurgans
 
Phlaeopterus frosti Paratype
 
Quedius strennuus
 
Philonthus agilis
 
Quedius oculeus
 
Lordithon poecilus
 
Lathrobium simile male
 
Hadrotes crassus
 
Syntomium grahami
 
Lobrathium coloradense female
 
Atheta nescia
 
Philonthus carbonarius
 
Stenus laccophilus female
 
Bisnius albionicus female
 
Phlaeopterus brevipennis
 
Tachinus jacuticus
 
Lathrobium rubripenne
 
Coryphium brunneus
 
Bolitobius cingulatus
 
Unamis fulvipes
 
Tachinus canadensis female
 
Ochthephilus biimpressus
 
Bryoporus rufescens
 
Tachyporus californicus
 
Anthobium orientale
 
Apocellus crassicornis
 
Pelecomalium beeri
 
Orus punctatus female
 
Stenus bilineatus
 
Bledius breretoni Paratype
 
Philonthus concinnus male
 
Anaquedius vernix
 
Philonthus debilis male
 
Philonthus grandicollis male
 
Stenus argus male
 
Syntomium confragosum
 
Lordithon bimaculatus
 
Gyrohypnus fracticornis
 
Micralymma brevilingue
 
Medon shastanicum
 
Philonthus chlorinus
 
Medon pugetense male Paratype
 
Ocypus ater
 
Bledius breretoni Paratype
 
Gymnusa pseudovariegata
 
Erichsonius loxatus
 
Homaeotarsus bicolor
 
Stenus juno
 
Tachyporus nitidulus female
 
Encephalus americanus
 
Philonthus sordidus male
 
Phlaeopterus cavicollis
 
Homalota sp
 
Bryophacis punctatissimus
 
Bolitobius hatchi
 
Tachyporus mexicanus
 
Leptacinus pusillus
 
Platydracus maculosus
 
Hypocyphtus crotchii
 
Creophilus maxillosus
 
Coryphium arizonensis
 
Tachinus thruppi Paratype female
 
Bryophacis punctulatus
 
Paederus iowaensis
 
Encephalus americanus
 
Tachyporus nitidulus female
 
Stenus juno
 
Homaeotarsus bicolor
 
Erichsonius loxatus
 
Orus armiger female
 
Oxytelus exiguus
 
Gymnusa pseudovariegata
 
Lobrathium tacomae
 
Philonthus sordidus male
 
Philonthus umbratilis
 
Stenus reconditus
 
Tachyporus mexicanus
 
Bolitobius hatchi
 
Homalota sp
 
Lordithon cinctus
 
Paederus iowaensis
 
Bryophacis punctulatus
 
Tachinus thruppi Paratype female
 
Habrocerus capillaricornis
 
Creophilus maxillosus
 
Coryphium arizonensis
 
Anotylus rugosus
 
Stenus bilineatus
 
Aploderus annectens
 
Cafius lithocharinus
 
Hapalaraea caseyi
 
Bledius breretoni Paratype
 
Stenus bilineatus
 
Orus punctatus female
 
Philonthus triangulum female
 
Apocellus crassicornis
 
Syntomium confragosum
 
Stenus argus male
 
Philonthus debilis male
 
Anaquedius vernix
 
Atrecus macrocephalus
 
Philonthus concinnus male
 
Philonthus cruentatus female
 
Medon pugetense male Paratype
 
Micralymma brevilingue
 
Gyrohypnus fracticornis
 
Lordithon bimaculatus
 
Ocypus ater
 
Lobrathium coloradense female
 
Anthobium sinuosum female
 
Phlaeopterus brevipennis
 
Orus punctatus female
 
Medon ctenophorum female Paratype
 
Stenus parallelopipedus
 
Philonthus carbonarius
 
Bolitobius cingulatus
 
Coryphium brunneus
 
Quedius molochinoides male
 
Lathrobium rubripenne
 
Anthobium orientale
 
Tachyporus californicus
 
Bryoporus rufescens
 
Ochthephilus biimpressus
 
Tachinus canadensis female
 
Unamis fulvipes
 
Staphylinus saphyrinus
 
Megarthrus pictus
 
Anthobium frizzellae male
 
Tachinus memnonius female
 
Stenus stygicus
 
Philonthus umbratilis
 
Eusphalerum horni
 
Quedius densiventris female
 
Trigonodemus fasciatus Paratype
 
Quedius molochinoides male
 
Lordithon cascadensis
 
Paederus mexicanus
 
Coproporus ventriculus
 
Quedius incisus male Paratype
 
Lordithon poecilus
 
Philonthus agilis
 
Quedius strennuus
 
Phlaeopterus frosti Paratype
 
Philonthus jurgans
 
Atheta hamshirensis
 
Lithocharodes longicollis
 
Mycetoporus americanus
 
Tachinus dilatatus male Paratype
 
Quedius plagiatus
 
Sunius rugithorax female
 
Eusphalerum californicum
 
Philonthus instabilis
 
Quedius fulgidus female
 
Philonthus debilis female
 
Tachyporus flavipennis Paratype
 
Quedius nanulus
 
Orus punctatus male
 
Staphylinus tarsalis
 
Pelecomalium puberulum
 
Tachinus memnonius female
 
Quedius incisus male Paratype
 
Medon ctenophorum female Paratype
 
Bledius strenuus
 
Nudobius cephalus
 
Olophrum obtectum
 
Quedius mesomelinus male
 
Bledius mysticus
 
Platystethus americanus
 
Anthobium occiduum
 
Oxyporus occipitalis form A
 
Medon shastanicum
 
Acylophorus pronus
 
Autalia sp A
 
Philonthus siegwaldi female
 
Staphylinus winkleri
 
Lithocharis obsoleta
 
Cafius seminitens
 
Hesperus baltimorensis
 
Hesperus sp
 
Lobrathium impressimum
 
Tachyporus chrysomelinus
 
Stictalia brevicornis
 
Tachyporus borealis
 
Neobisnius paederoides
 
Tachinomorphus grossulus
 
Staphylinus comes
 
Proteinus limbatus
 
Pseudohaida ingrata Paratype
 
Autalia sp A
 
Belonuchus rufipennis
 
Stenus egenus male
 
Anthobium sinuosum female
 
Oxytelus laquaetus
 
Siagonium stacesmithi
 
Olisthaerus megacephalus
 
Stenus pinguis
 
Oxypoda opaca
 
Sepedophilus testaceus
 
Orus parallelus
 
Rugilus dentatus
 
Myllaena sp form C
 
Phlaeopterus houkae female Paratype
 
Staphylinus pleuralis
 
Olisthaerus megacephalus
 
Tachinus fumipennis female
 
Homalota sp
 
Astenus prolixus
 
Megaquedius explanatus form A
 
Bolitobius ruber
 
Philonthus cephalotes
 
Sepedophilus castaneum
 
Bledius philadelphicus
 
Quedius fellmani
 
Elonium leechi
 
Xylodromus depressus
 
Eucnecosum tenue
 
Carphacis nepigonensis
 
Staphylinus pleuralis
 
Phlaeopterus houkae female Paratype
 
Stenus morio
 
Philonthus cephalotes
 
Bolitobius ruber
 
Megaquedius explanatus form A
 
Bledius philadelphicus
 
Sepedophilus castaneum
 
Phlaeopterus rufitarsis
 
Carphacis nepigonensis
 
Xylodromus depressus
 
Elonium leechi
 
Quedius fellmani
 
Staphylinus comes
 
Acylophorus pronus
 
Tachinomorphus grossulus
 
Philonthus pubes male
 
Tachyporus borealis
 
Xenodusa reflexa
 
Hadrotes crassus
 
Lordithon fungicola Paratype
 
Geodromicus integer
 
Pseudohaida ingrata Paratype
 
Proteinus limbatus
 
Pseudopsis sulcata
 
Olisthaerus megacephalus
 
Ontholestes cingulatus form B
 
Anthobium sinuosum female
 
Stenus egenus male
 
Rugilus angustatus
 
Myllaena sp form C
 
Rugilus dentatus
 
Bledius melanocephalus
 
Orus parallelus
 
Medon shastanicum
 
Habrocerus capillaricornis
 
Oxyporus occipitalis form A
 
Tachyporus rulomus
 
Homaeotarsus cribratus
 
Anthobium occiduum
 
Autalia sp A
 
Acylophorus pronus
 
Ocypus ater
 
Lathrobium niger
 
Lithocharis obsoleta
 
Zalobius spinicollis
 
Staphylinus winkleri
 
Tachyporus chrysomelinus
 
Lobrathium impressimum
 
Hesperus baltimorensis
 
Omalium rivulare
 
Mycetoporus americanus
 
Paederus littorarius
 
Lithocharodes longicollis
 
Philonthus instabilis
 
Eusphalerum californicum
 
Sunius rugithorax female
 
Lobrathium oregonensis female
 
Anthobium sinuosum male Paratype
 
Staphylinus tarsalis
 
Orus punctatus male
 
Philonthus crestonensis female Paratype
 
Philonthus occidentalis
 
Philonthus ferreipennis male
 
Tachyporus flavipennis Paratype
 
Bolitobius cinctus
 
Tachinus limbatus male
 
Philonthus debilis female
 
Bledius mysticus
 
Olophrum obtectum
 
Nudobius cephalus
 
Bledius strenuus
 
Tachinus memnonius female
 
Quedius incisus male Paratype
 
Medon ctenophorum female Paratype
 
Lathrobium fauveli
 
Hapalaraea megarthroides
 
Sepedophilus testaceus
 
Amphichroum floribundum
 
Stenus reconditus
 
Philonthus politus female
 
Lathrobium nigrum
 
Quedius elevatus male Paratype
 
Ischnosoma pictum
 
Stictolinus flavipes
 
Olophrum consimile
 
Thinopinus pictus form A
 
Quedius pediculus
 
Philonthus theveneti male
 
Philonthus caurinus female
 
Stenus austini female
 
Renardia nigrella
 
Paederus floridanus
 
Philonthus sordidus female
 
Siagonium stacesmithi
 
Quedius simulator
 
Anotylus sobrinus
 
Lithocharis obsoleta
 
Lobrathium grande
 
Tachyporus nitidulus male
 
Lathrobium divisum male
 
Orobanus simulator
 
Baryodma castaneipennis
 
Creophilus maxillosus
 
Lathrobium shoshonicum
 
Eusphalerum farrarae
 
Eucnecosum tenue
 
Oxytelus fuscipennis
 
Stenus pollens male
 
Aleodorus intricatus
 
Mycetoporus splendidus
 
Tachyporus jocosus
 
Scopaeus puritana female
 
Lithocharodes longicollis
 
Hesperus apicalis
 
Quedius charactus male Paratype
 
Pontomalota opaca form luctuosa
 
Bledius washingtonensis
 
Lathrobium simile male
 
Lissagria laeviuscula
 
Tachinus picipes female
 
Philonthus nigritulus
 
Bolitobius cincticollis
 
Carpelimus
 
Amphichroum maculatum
 
Proteinus atomarius
 
Philonthus ferreipennis female
 
Paederus compotens
 
Stenus columbianus
 
Diochus sp
 
Atheta oregonensis
 
Cilea silphoides
 
Tachinus stacesmithi Holotype male
 
Philonthus nigritulus
 
Phloeonomus laesicollis form A
 
Tachinus picipes female
 
Proteinus atomarius
 
Amphichroum maculatum
 
Micropeplus punctatus
 
Medon capitale female Paratype
 
Proteinus collaris
 
Aleochara fumata
 
Philonthus subvirescens
 
Atheta oregonensis
 
Stenus columbianus
 
Phlaeopterus stacesmithi
 
Medon capitale female Paratype
 
Mycetoporus splendidus
 
Aleodorus intricatus
 
Lathrobium divisum male
 
Eucnecosum tenue
 
Eusphalerum farrarae
 
Eusphalerum fenyesi male
 
Hesperus apicalis
 
Tachyporus jocosus
 
Platystethus americanus
 
Philonthus lomatus male
 
Olophrum obtectum
 
Quedius charactus male Paratype
 
Lissagria laeviuscula
 
Encephalus americanus
 
Lathrobium simile male
 
Bledius washingtonensis
 
Phlaeopterus houkae female Paratype
 
Gnypeta helenae
 
Tachinus rainieri
 
Renardia nigrella
 
Philonthus caurinus female
 
Philonthus theveneti male
 
Quedius simulator
 
Siagonium stacesmithi
 
Eusphalerum pothos
 
Staphylinus maculosus
 
Pontomalota opaca form opaca
 
Staphylinus pleuralis
 
Ochthephilus biimpressus
 
Thinopinus pictus form B
 
Dalotia coriaria
 
Tachyporus nitidulus male
 
Lobrathium grande
 
Leptusa gatineauensis
 
Baryodma castaneipennis
 
Tachinus basalis female
 
Geodromicus fauveli
  
Lathrobium divisum male
 
Amphichroum floribundum
 
Philonthus kaszabi
 
Hapalaraea megarthroides
 
Coproporus rutilis
 
Lathrobium fauveli
 
Atheta ringi
 
Stenus reconditus
 
Quedius elevatus male Paratype
 
Neohypnus hamatus
 
Carphacis nepigonensis
 
Lathrobium nigrum
 
Olophrum consimile
 
Stictalia californica
 
Pachystilicus hanhami
 
Porrhodites fenestralis
 
Stictolinus flavipes
 
Omalium foraminosum