Northern Prairie Wildlife Research Center
Denotes entries with color photo(s)
Denotes entries containing textual species accounts
Spotted Snowfly (Bolshecapnia maculata)
Plumas Snowfly (Capnia barberi)
California Snowfly (Capnia californica)
Widespread Snowfly (Capnia confusa)
Coyote Snowfly (Capnia coyote)
Cascades Snowfly (Capnia elongata)
Saddleback Snowfly (Capnia excavata)
Humboldt Snowfly (Capnia fialai)
Whitney Snowfly (Capnia giulianii)
Smooth Snowfly (Capnia glabra)
Slender Snowfly (Capnia gracilaria)
Arroyo Snowfly (Capnia hitchcocki)
Esmeralda Snowfly (Capnia hornigi)
Inyo Snowfly (Capnia inyo)
Straight Snowfly (Capnia lineata)
Mariposa Snowfly (Capnia mariposa)
Northwest Snowfly (Capnia melia)
Mono Snowfly (Capnia mono)
Snakehead Snowfly (Capnia ophiona)
Palomar Snowfly (Capnia palomar)
Birdhead Snowfly (Capnia pileata)
Pacific Snowfly (Capnia promota)
Four-knobbed Snowfly (Capnia quadrituberosa)
Royal Snowfly (Capnia regilla)
Saratoga Snowfly (Capnia saratoga)
Rasp Snowfly (Capnia scobina)
Sequoia Snowfly (Capnia sequoia)
Yuba Snowfly (Capnia shepardi)
San Gabriel Snowfly (Capnia spinulosa)
Bernardino Snowfly (Capnia teresa)
Swollen Snowfly (Capnia tumida)
Umpqua Snowfly (Capnia umpqua)
Utah Snowfly (Capnia utahensis)
Viking Snowfly (Capnia valhalla)
Ventura Snowfly (Capnia ventura)
Yosemite Snowfly (Capnia yosemite)
Rare Snowfly (Capnura wanica)
Shorttailed Snowfly (Eucapnopsis brevicauda)
Shortlimb Snowfly (Isocapnia abbreviata)
Giant Snowfly (Isocapnia grandis)
Chilliwack Snowfly (Isocapnia spenceri)
Pomona Snowfly (Mesocapnia bakeri)
Bulbous Snowfly (Mesocapnia bulbosa)
Lapwai Snowfly (Mesocapnia lapwae)
Stretched Snowfly (Mesocapnia porrecta)
Spined Snowfly (Mesocapnia projecta)
Sabino Snowfly (Mesocapnia werneri)
Yolo Snowfly (Mesocapnia yoloensis)
Columbian Snowfly (Utacapnia columbiana)
Sierra Snowfly (Utacapnia sierra)
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Elsmerc Needlefly (Calileuctra dobryi)
Napa Needlefly (Calileuctra ephemera)
Smooth Needlefly (Despaxia augusta)
Hairy Needlefly (Moselia infuscata)
Oregon Needlefly (Paraleuctra andersoni)
California Needlefly (Paraleuctra divisa)
Bullshorn Needlefly (Paraleuctra forcipata)
Western Needlefly (Paraleuctra occidentalis)
Summit Needlefly (Paraleuctra vershina)
Black Needlefly (Perlomyia collaris)
Sierra Needlefly (Megaleuctra stigmata sierra)
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Two-lobed Forestfly (Malenka biloba)
California Forestfly (Malenka californica)
Bluntlobe Forestfly (Malenka depressa)
Sagehen Forestfly (Malenka marionae)
Spiny Forestfly (Nemoura spiniloba)
Cascades Forestfly (Ostrocerca foersteri)
Delicate Forestfly (Podmosta delicatula)
Banded Forestfly (Prostoia besametsa)
Nevada Forestfly (Soyedina nevadensis)
Knobbed Forestfly (Soyedina producta)
Cataract Forestfly (Visoka cataractae)
Common Forestfly (Zapada cinctipes)
Columbian Forestfly (Zapada columbiana)
Frigid Forestfly (Zapada frigida)
Intermountain Forestfly (Zapada haysi)
Oregon Forestfly (Zapada oregonensis)
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Western Willowfly (Doddsia occidentalis)
Alpine Willowfly (Oemopteryx vanduzeea)
California Willowfly (Taenionema californicum)
Angeles Willowfly (Taenionema grinnelli)
Pale Willowfly (Taenionema kincaidi)
Pacific Willowfly (Taenionema pacificum)
Common Willowfly (Taenionema pallidum)
Yosemite Willowfly (Taenionema raynorium)
Boreal Willowfly (Taeniopteryx nivalis)
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Mariposa Sallfly (Alloperla chandleri)
Delicate Sallfly (Alloperla delicata)
Cascades Sallfly (Alloperla fraterna)
Antelope Sallfly (Bisancora pastina)
Scooped Sallfly (Bisancora rutriformis)
Yosemite Sallfly (Haploperla chilnualna)
No Common Name (Sasquaperla hoopa)
Margined Sallfly (Plumiperla diversa)
Spiny Sallfly (Plumiperla spinosa)
No Common Name (Suwallia amoenacolens)
Autumn Sallfly (Suwallia autumna)
Yellow Sallfly (Suwallia pallidula)
No Common Name (Suwallia shepardi)
Sierra Sallfly (Suwallia sierra)
No Common Name (Suwallia starki)
No Common Name (Suwallia sublimis)
Boreal Sallfly (Sweltsa borealis)
Colorado Sallfly (Sweltsa coloradensis)
Gabriel Sallfly (Sweltsa continua)
Mountain Sallfly (Sweltsa fidelis)
Pacific Sallfly (Sweltsa pacifica)
Coastal Sallfly (Sweltsa pisteri)
California Sallfly (Sweltsa resima)
Tampalpais Sallfly (Sweltsa tamalpa)
Sierra Sallfly (Sweltsa townesi)
Shasta Sallfly (Sweltsa umbonata)
Virginia Sallfly (Sweltsa voshelli)
Rough Sallfly (Triznaka pintada)
Longhead Sallfly (Kathroperla perdita)
Hyporheic Sallfly (Paraperla frontalis)
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Giant Roachfly (Sierraperla cora)
Four-spined Roachfly (Soliperla quadrispinula)
Sierra Roachfly (Soliperla sierra)
California Roachfly (Soliperla thyra)
Least Roachfly (Yoraperla brevis)
Brown Roachfly (Yoraperla mariana)
Black Roachfly (Yoraperla nigrisoma)
Coastal Roachfly (Yoraperla siletz)
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Western Stone (Calineuria californica)
Cascades Stone (Doroneuria baumanni)
Banded Stone (Hesperoperla hoguei)
Golden Stone (Hesperoperla pacifica)
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Coast Stripetail (Calliperla luctuosa)
Cascades Stripetail (Cascadoperla trictura)
Cosumnes Stripetail (Cosumnoperla hypocrena)
Fresno Stripetail (Isoperla acula)
Arroyo Stripetail (Isoperla adunca)
California Stripetail (Isoperla baumanni)
Forked Stripetail (Isoperla bifurcata)
Angeles Stripetail (Isoperla denningi)
Western Stripetail (Isoperla fulva)
Red Stripetail (Isoperla marmorata)
Miwok Stripetail (Isoperla miwok)
Mormon Stripetail (Isoperla mormona)
Checkered Stripetail (Isoperla pinta)
Fivespot Stripetail (Isoperla quinquepunctata)
Colorado Stripetail (Isoperla sobria)
Notched Stripetail (Isoperla sordida)
Painted Springfly (Frisonia picticeps)
Gilltail Springfly (Oroperla barbara)
Longgill Springfly (Perlinodes aurea)
Bighead Springfly (Salmoperla sylvanica)
American Springfly (Skwala americana)
Curved Springfly (Skwala curvata)
Alameda Springfly (Baumannella alameda)
Summer Springfly (Cultus aestivalis)
Toston Springfly (Cultus tostonus)
Smooth Springfly (Kogotus nonus)
Yakima Springfly (Osobenus yakimae)
Palestripe Springfly (Rickera sorpta)
California Springfly (Chernokrilus erratus)
Beautiful Springfly (Susulus venustus)
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Dwarf Salmonfly (Pteronarcella regularis)
Giant Salmonfly (Pteronarcys californica)
Ebony Salmonfly (Pteronarcys princeps)
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