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Source: North American Stonefly List, webpage (version 16-Feb-01)

ITIS records citing this source
 
 Kingdom Animalia
  Acroneuria Pictet, 1841 -- valid
  Acroneuria abnormis (Newman, 1838) -- valid
  Acroneuria arenosa (Pictet, 1841) -- valid
  Acroneuria arida (Hagen, 1861) -- valid
  Acroneuria californica (Banks, 1905) -- invalid
  Acroneuria carolinensis (Banks, 1905) -- valid
  Acroneuria evoluta Klapálek, 1909 -- valid
  Acroneuria filicis Frison, 1942 -- valid
  Acroneuria flinti Stark and Gaufin, 1976 -- valid
  Acroneuria frisoni Stark and Brown, 1991 -- valid
  Acroneuria georgiana (Banks, 1914) -- invalid
  Acroneuria hitchcocki Kondratieff and Kirchner, 1988 -- valid
  Acroneuria internata (Walker, 1852) -- valid
  Acroneuria kosztarabi Kondratieff and Kirchner, 1993 -- valid
  Acroneuria lycorias (Newman, 1839) -- valid
  Acroneuria ozarkensis Poulton and Stewart, 1911 -- valid
  Acroneuria pacifica Banks, 1900 -- invalid
  Acroneuria perplexa Frison, 1937 -- valid
  Acroneuria petersi Stark and Gaufin, 1976 -- valid
  Acroneuria ruralis (Hagen, 1861) -- invalid
  Acroneuriinae -- valid
  Acroneuriini -- valid
  Agnetina Klapálek, 1907 -- valid
  Agnetina annulipes (Hagen, 1861) -- valid
  Agnetina capitata (Pictet, 1841) -- valid
  Agnetina flavescens (Walsh, 1862) -- valid
  Alaskaperla Stewart and DeWalt, 1991 -- valid
  Alaskaperla ovibovis (Ricker, 1965) -- valid
  Allocapnia Claassen, 1928 -- valid
  Allocapnia aurora Ricker, 1952 -- valid -- Aurora Snowfly
  Allocapnia brooksi Ross, 1964 -- valid -- Sevier Snowfly
  Allocapnia cunninghami Ross and Ricker, 1971 -- valid -- Karst Snowfly
  Allocapnia curiosa Frison, 1942 -- valid -- Peculiar Snowfly
  Allocapnia forbesi Frison, 1929 -- valid -- Three-knobbed Snowfly
  Allocapnia frisoni Ross and Ricker, 1964 -- valid -- Evansville Snowfly
  Allocapnia frumi Kirchner, 1982 -- valid -- Monongahela Snowfly
  Allocapnia fumosa Ross, 1964 -- valid -- Smokies Snowfly
  Allocapnia granulata (Claassen, 1924) -- valid -- Common Snowfly
  Allocapnia harperi Kirchner, 1980 -- valid -- Stonyfork Snowfly
  Allocapnia illinoensis Frison, 1935 -- valid -- Illinois Snowfly
  Allocapnia indianae Ricker, 1952 -- valid -- Indiana Snowfly
  Allocapnia jeanae Ross, 1964 -- valid -- Osage Snowfly
  Allocapnia loshada Ricker, 1952 -- valid -- Recurved Snowfly
  Allocapnia malverna Ross, 1964 -- valid -- Gulf Snowfly
  Allocapnia maria Hanson, 1942 -- valid -- Two-knobbed Snowfly
  Allocapnia minima (Barnston in Newport, 1848) -- valid
  Allocapnia mohri Ross and Ricker, 1964 -- valid -- Ouachita Snowfly
  Allocapnia mystica Frison, 1929 -- valid -- Moraine Snowfly
  Allocapnia nivicola (Fitch, 1847) -- valid -- Brook Snowfly
  Allocapnia ohioensis Ross and Ricker, 1964 -- valid -- Ohio Snowfly
  Allocapnia oribata Poulton and Stewart, 1987 -- valid -- Bowed Snowfly
  Allocapnia ozarkana Ross, 1964 -- valid -- Ozark Snowfly
  Allocapnia pechumani Ross and Ricker, 1964 -- valid -- St. Lawrence Snowfly
  Allocapnia peltoides Ross and Ricker, 1964 -- valid -- Shield Snowfly
  Allocapnia perplexa Ross and Ricker, 1971 -- valid -- Perplexing Snowfly
  Allocapnia polemistis Ross and Ricker, 1971 -- valid -- Black Warrior Snowfly
  Allocapnia pygmaea (Burmeister, 1839) -- valid -- Pygmy Snowfly
  Allocapnia recta (Claassen, 1924) -- valid -- Eastern Snowfly
  Allocapnia rickeri Frison, 1942 -- valid -- Midwest Snowfly
  Allocapnia sandersoni Ricker, 1952 -- valid -- Notched Snowfly
  Allocapnia sequatchie Kondratieff and Kirchner, 2000 -- valid -- Sequatchie Snowfly
  Allocapnia simmonsi Kondratieff and Voshell, 1981 -- valid -- Spatulate Snowfly
  Allocapnia smithi Ross and Ricker, 1971 -- valid -- Three-lobed Snowfly
  Allocapnia stannardi Ross, 1964 -- valid -- Blueridge Snowfly
  Allocapnia starki Kondratieff and Kirchner, 2000 -- valid -- Mississippi Snowfly
  Allocapnia tennessa Ross and Ricker, 1964 -- valid -- Tennessee Snowfly
  Allocapnia unzickeri Ross and Yamamoto, 1966 -- valid -- Cumberland Snowfly
  Allocapnia virginiana Frison, 1942 -- valid -- Virginiana Snowfly
  Allocapnia vivipara (Claassen, 1924) -- valid -- Shortwing Snowfly
  Allocapnia warreni Ross and Yamamoto, 1966 -- valid -- Arkansas Snowfly
  Allocapnia wrayi Ross, 1964 -- valid -- Pristine Snowfly
  Allocapnia zola Ricker, 1952 -- valid -- Ash Snowfly
  Allonarcys biloba (Newman, 1838) -- invalid
  Allonarcys comstocki (Smith, 1917) -- invalid
  Allonarcys proteus (Newman, 1838) -- invalid
  Allonarcys scotti (Ricker, 1952) -- invalid
  Alloperla Banks, 1906 -- valid
  Alloperla acadiana Harper, 1984 -- valid
  Alloperla aracoma Harper and Kirchner, 1978 -- valid
  Alloperla atlantica Baumann, 1974 -- valid
  Alloperla banksi Frison, 1942 -- valid
  Alloperla biserrata Nelson and Kondratieff, 1980 -- valid
  Alloperla caddo Poulton and Stewart, 1987 -- valid
  Alloperla caudata Frison, 1934 -- valid
  Alloperla chandleri Jewett, 1954 -- valid
  Alloperla chloris Frison, 1934 -- valid
  Alloperla concolor Ricker, 1935 -- valid
  Alloperla delicata Frison, 1935 -- valid
  Alloperla fraterna Frison, 1935 -- valid
  Alloperla furcula Surdick, 1981 -- valid
  Alloperla hamata Surdick, 1981 -- valid
  Alloperla idei (Ricker, 1935) -- valid
  Alloperla imbecilla (Say, 1823) -- valid
  Alloperla lateralis Banks, 1911 -- invalid
  Alloperla leonarda Ricker, 1952 -- valid
  Alloperla medveda Ricker, 1952 -- valid
  Alloperla nanina Banks, 1911 -- valid
  Alloperla natchez Surdick and Stark, 1980 -- valid
  Alloperla neglecta Frison, 1935 -- valid
  Alloperla ouachita Stark and Stewart, 1983 -- valid
  Alloperla pilosa Needham and Claassen, 1925 -- valid
  Alloperla roberti Surdick, 1981 -- valid
  Alloperla serrata Needham and Claassen, 1925 -- valid
  Alloperla severa (Hagen, 1861) -- valid
  Alloperla usa Ricker, 1952 -- valid
  Alloperla voinae Ricker, 1948 -- valid
  Alloperla vostoki Ricker, 1948 -- valid
  Amphinemura Ris, 1902 -- valid
  Amphinemura alabama Baumann, 1996 -- valid
  Amphinemura apache Baumann and Gaufin, 1972 -- valid
  Amphinemura appalachia Baumann, 1996 -- valid
  Amphinemura banksi Baumann and Gaufin, 1972 -- valid
  Amphinemura delosa (Ricker, 1952) -- valid
  Amphinemura linda (Ricker, 1952) -- valid
  Amphinemura mexicana Baumann, 1972 -- valid
  Amphinemura mockfordi (Ricker, 1952) -- valid
  Amphinemura mogollonica Baumann and Gaufin, 1972 -- valid
  Amphinemura nigritta (Provancher, 1876) -- valid
  Amphinemura puebla Baumann, 1972 -- valid
  Amphinemura reinerti Baumann, 1976 -- valid
  Amphinemura texana Baumann, 1996 -- valid
  Amphinemura varshava (Ricker, 1952) -- valid
  Amphinemura venusta (Banks, 1911) -- valid
  Amphinemura wui (Claassen, 1936) -- valid
  Amphinemurinae -- valid
  Anacroneuria Klapálek, 1909 -- valid
  Anacroneuria comanche Stark and Baumann, 1987 -- valid
  Anacroneuria wipukupa Baumann and Olson, 1984 -- valid
  Anacroneuriini -- valid
  Arcynopterygini -- valid
  Arcynopteryx Klapálek, 1904 -- valid
  Arcynopteryx aurea Smith, 1917 -- invalid
  Arcynopteryx barbara (Needham, 1933) -- invalid
  Arcynopteryx compacta (McLachlan, 1872) -- valid
  Arcynopteryx picticeps Hanson, 1942 -- invalid
  Arcynopteryx yosemite (Needham and Claassen, 1925) -- invalid
  Atoperla ephyre (Newman, 1839) -- invalid
  Attaneuria Ricker, 1954 -- valid
  Attaneuria ruralis (Hagen, 1861) -- valid
  Baumannella Stark and Stewart, 1985 -- valid
  Baumannella alameda (Needham and Claassen, 1925) -- valid
  Beloneuria Needham and Claassen, 1925 -- valid
  Beloneuria georgiana (Banks, 1914) -- valid
  Beloneuria jamesae Stark and Szczytko, 1976 -- valid
  Beloneuria stewarti Stark and Szczytko, 1976 -- valid
  Bisancora Surdick, 1981 -- valid
  Bisancora pastina (Jewett, 1962) -- valid
  Bisancora rutriformis Surdick, 1981 -- valid
  Bolotoperla Ricker and Ross, 1975 -- valid
  Bolotoperla rossi (Frison, 1942) -- valid
  Bolshecapnia Ricker, 1965 -- valid
  Bolshecapnia gregsoni (Ricker, 1965) -- valid -- Alpine Snowfly
  Bolshecapnia maculata (Jewett, 1954) -- invalid
  Bolshecapnia milami (Nebeker and Gaufin, 1967) -- valid -- Glacier Snowfly
  Bolshecapnia rogozera (Ricker, 1965) -- valid -- Moosehorn Snowfly
  Bolshecapnia sasquatchi (Ricker, 1965) -- invalid
  Bolshecapnia spenceri (Ricker, 1965) -- valid -- Ice Snowfly
  Brachyptera californica (Needham and Claassen, 1925) -- invalid
  Brachyptera grinnelli (Banks, 1918) -- invalid
  Brachyptera kincaidi (Hoppe, 1938) -- invalid
  Brachyptera pacifica (Banks, 1900) -- invalid
  Brachyptera pallida (Banks, 1902) -- invalid
  Brachyptera raynoria (Claassen, 1937) -- invalid
  Brachyptera vanduzeea (Claassen, 1937) -- invalid
  Brachypteryinae -- valid
  Calileuctra Shepard and Baumann, 1995 -- valid
  Calileuctra dobryi Shepard and Baumann, 1995 -- valid
  Calileuctra ephemera Shepard and Baumann, 1995 -- valid
  Calineuria Ricker, 1954 -- valid
  Calineuria californica (Banks, 1905) -- valid
  Calliperla Banks, 1947 -- valid
  Calliperla luctuosa (Banks, 1906) -- valid
  Capnia Pictet, 1841 -- valid
  Capnia arapahoe Nelson and Kondratieff, 1988 -- invalid
  Capnia bakeri (Banks, 1918) -- invalid
  Capnia barberi Claassen, 1924 -- invalid
  Capnia californica Claassen, 1924 -- valid -- California Snowfly
  Capnia cheama Ricker, 1965 -- valid -- Cheama Snowfly
  Capnia coloradensis Claassen, 1937 -- valid -- Colorado Snowfly
  Capnia confusa Claassen, 1936 -- valid -- Widespread Snowfly
  Capnia coyote Nelson and Baumann, 1987 -- invalid
  Capnia decepta (Banks, 1897) -- invalid
  Capnia elongata Claassen, 1924 -- valid -- Cascades Snowfly
  Capnia erecta Jewett, 1955 -- valid -- Erect Snowfly
  Capnia excavata Claassen, 1924 -- valid -- Saddleback Snowfly
  Capnia fialai Nelson and Baumann, 1990 -- valid -- Humboldt Snowfly
  Capnia giulianii Nelson and Baumann, 1987 -- valid
  Capnia glabra Claassen, 1924 -- valid -- Smooth Snowfly
  Capnia gracilaria Claassen, 1924 -- valid -- Slender Snowfly
  Capnia hitchcocki Nelson and Baumann, 1987 -- valid -- Arroyo Snowfly
  Capnia hornigi Baumann and Sheldon, 1984 -- invalid
  Capnia inyo Nelson and Baumann, 1987 -- valid -- Inyo Snowfly
  Capnia jewetti Frison, 1942 -- valid -- Spring Snowfly
  Capnia lacustra Jewett, 1965 -- valid -- Lake Snowfly
  Capnia licina Jewett, 1954 -- valid -- Bent Snowfly
  Capnia lineata Hanson, 1943 -- valid -- Straight Snowfly
  Capnia maculata Jewett, 1954 -- invalid
  Capnia mariposa Nelson and Baumann, 1987 -- valid -- Mariposa Snowfly
  Capnia melia Frison, 1942 -- valid -- Northwest Snowfly
  Capnia mono Nelson and Baumann, 1987 -- invalid
  Capnia nana Claassen, 1924 -- valid -- Dwarf Snowfly
  Capnia nearctica Banks, 1919 -- valid -- Nearctic Snowfly
  Capnia nedia Nebeker and Gaufin, 1966 -- invalid
  Capnia ophiona Nelson and Baumann, 1987 -- valid -- Snakehead Snowfly
  Capnia oregona Frison, 1942 -- valid -- Oregon Snowfly
  Capnia palomar Nelson and Baumann, 1987 -- invalid
  Capnia petila Jewett, 1954 -- valid -- Thin Snowfly
  Capnia pileata Jewett, 1966 -- invalid
  Capnia promota Frison, 1937 -- valid -- Pacific Snowfly
  Capnia quadrituberosa Hitchcock, 1958 -- valid -- Four-knobbed Snowfly
  Capnia regilla Nelson and Baumann, 1987 -- valid -- Royal Snowfly
  Capnia saratoga Nelson and Baumann, 1987 -- valid -- Saratoga Snowfly
  Capnia scobina Jewett, 1966 -- valid -- Rasp Snowfly
  Capnia sequoia Nelson and Baumann, 1987 -- invalid
  Capnia sextuberculata Jewett, 1954 -- valid -- Six-knobbed Snowfly
  Capnia shepardi Nelson and Baumann, 1987 -- invalid -- Yuba Snowfly
  Capnia spinulosa Claassen, 1937 -- valid -- San Gabriel Snowfly
  Capnia sugluka Ricker, 1965 -- invalid
  Capnia teresa Claassen, 1924 -- invalid
  Capnia tumida Claassen, 1924 -- invalid
  Capnia uintahi Gaufin, 1964 -- valid -- Uintah Snowfly
  Capnia umpqua Frison, 1942 -- valid -- Umpqua Snowfly
  Capnia utahensis Gaufin and Jewett, 1962 -- invalid
  Capnia valhalla Nelson and Baumann, 1987 -- valid -- Viking Snowfly
  Capnia venosa (Banks, 1900) -- invalid
  Capnia ventura Nelson and Baumann, 1987 -- valid -- Ventura Snowfly
  Capnia vernalis Newport, 1848 -- valid -- Vernal Snowfly
  Capnia willametta Jewett, 1955 -- valid -- Willamette Snowfly
  Capnia yosemite Nelson and Baumann, 1987 -- invalid
  Capnia zukeli Hanson, 1943 -- valid -- Idaho Snowfly
  Capniidae Banks, 1900 -- valid -- Capniid winter stoneflies, small winter stoneflies, Snowflies
  Capniinae Banks, 1900 -- invalid
  Capnura Banks, 1900 -- valid
  Capnura anas Nelson and Baumann, 1987 -- valid -- Duckhead Snowfly
  Capnura elevata (Frison, 1942) -- valid -- Thicklimb Snowfly
  Capnura fibula (Claassen, 1924) -- valid -- Southwest Snowfly
  Capnura intermontana Nelson and Baumann, 1987 -- valid -- Intermountain Snowfly
  Capnura manitoba (Claassen, 1924) -- valid -- Manitoba Snowfly
  Capnura venosa Banks, 1900 -- valid -- Falcate Snowfly
  Capnura wanica (Frison, 1944) -- valid -- Intermittent Snowfly
  Cascadoperla Szczytko and Stewart, 1979 -- valid
  Cascadoperla trictura (Hoppe, 1938) -- valid
  Chernokrilus Ricker, 1952 -- valid
  Chernokrilus erratus (Claassen, 1936) -- valid
  Chernokrilus misnomus (Claassen, 1936) -- valid
  Chernokrilus venustus (Jewett, 1965) -- invalid
  Chloroperla brevis Banks, 1895 -- invalid
  Chloroperla ovibovis Ricker, 1965 -- invalid
  Chloroperla terna (Frison, 1942) -- invalid
  Chloroperlidae -- valid -- green stoneflies
  Chloroperlinae -- valid
  Claassenia Wu, 1934 -- valid
  Claassenia sabulosa (Banks, 1900) -- valid
  Clioperla Needham and Claassen, 1925 -- valid
  Clioperla clio (Newman, 1839) -- valid
  Cosumnoperla Szczytko and Bottorff, 1987 -- valid
  Cosumnoperla hypocrena Szczytko and Bottorff, 1987 -- valid
  Cultus Ricker, 1952 -- valid
  Cultus aestivalis (Needham and Claassen, 1925) -- valid
  Cultus decisus (Walker, 1852) -- valid
  Cultus decisus decisus (Walker, 1852) -- valid
  Cultus decisus isolatus (Banks, 1920) -- valid
  Cultus pilatus (Frison, 1942) -- valid
  Cultus tostonus (Ricker, 1952) -- valid
  Cultus verticalis (Banks, 1920) -- valid
  Despaxia Ricker, 1943 -- valid
  Despaxia augusta (Banks, 1907) -- valid
  Diploperla Needham and Claassen, 1925 -- valid
  Diploperla duplicata (Banks, 1920) -- valid
  Diploperla kanawholensis Kirchner and Kondratieff, 1984 -- valid
  Diploperla morgani Kondratieff and Voshell, 1979 -- valid
  Diploperla robusta Stark and Gaufin, 1974 -- valid
  Diploperlini -- valid
  Diura Billberg, 1820 -- valid
  Diura bicaudata (Linnaeus, 1758) -- valid
  Diura knowltoni (Frison, 1937) -- valid
  Diura nanseni (Kempny, 1900) -- valid
  Doddsia Needham and Claassen, 1925 -- valid
  Doddsia occidentalis (Banks, 1900) -- valid
  Doroneuria Needham and Claassen, 1925 -- valid
  Doroneuria baumanni Stark and Gaufin, 1974 -- valid
  Doroneuria theodora (Needham and Claassen, 1922) -- valid
  Eccoptura Klapálek, 1921 -- valid
  Eccoptura xanthenes (Newman, 1838) -- valid
  Eucapnopsis Okamoto, 1922 -- valid
  Eucapnopsis brevicauda (Claassen, 1924) -- valid -- Shortailed Snowfly
  Euholognatha -- valid
  Frisonia Ricker, 1943 -- valid
  Frisonia picticeps (Hanson, 1942) -- valid
  Hansonoperla Nelson, 1979 -- valid
  Hansonoperla appalachia Nelson, 1979 -- valid
  Hansonoperla cheaha Kondratieff and Kirchner, 1996 -- valid
  Hansonoperla hokolesqua Kondratieff and Kirchner, 1996 -- valid
  Haploperla Navás, 1934 -- valid
  Haploperla brevis (Banks, 1895) -- valid
  Haploperla chilnualna (Ricker, 1952) -- valid
  Haploperla chukcho (Surdick and Stark, 1980) -- valid
  Haploperla orpha (Frison, 1937) -- valid
  Hastaperla brevis (Banks, 1895) -- invalid
  Helopicus Ricker, 1952 -- valid
  Helopicus bogaloosa Stark and Ray, 1983 -- valid
  Helopicus nalatus (Frison, 1942) -- valid
  Helopicus subvarians (Banks, 1920) -- valid
  Hesperoperla Banks, 1938 -- valid
  Hesperoperla hoguei Baumann and Stark, 1980 -- valid
  Hesperoperla pacifica (Banks, 1900) -- valid
  Hydroperla Frison, 1935 -- valid
  Hydroperla crosbyi (Needham and Claassen, 1925) -- valid
  Hydroperla fugitans (Needham and Claassen, 1925) -- valid
  Hydroperla phormidia Ray and Stark, 1981 -- valid
  Hydroperla rickeri (Stark, 1984) -- valid
  Isocapnia Banks, 1938 -- valid
  Isocapnia abbreviata Frison, 1942 -- valid -- Shortlimb Snowfly
  Isocapnia agassizi Ricker, 1943 -- valid -- Agassiz Snowfly
  Isocapnia crinita (Needham and Claassen, 1925) -- valid -- Hooked Snowfly
  Isocapnia fraseri Ricker, 1959 -- invalid
  Isocapnia grandis (Banks, 1907) -- valid -- Giant Snowfly
  Isocapnia hyalita Ricker, 1959 -- valid -- Hyalite Snowfly
  Isocapnia integra Hanson, 1943 -- valid -- Alberta Snowfly
  Isocapnia missourii Ricker, 1959 -- invalid
  Isocapnia mogila Ricker, 1959 -- valid -- Irregular Snowfly
  Isocapnia spenceri Ricker, 1943 -- valid -- Chilliwack Snowfly
  Isocapnia vedderensis (Ricker, 1943) -- valid -- Vedder Snowfly
  Isogenoides Klapálek, 1912 -- valid
  Isogenoides colubrinus (Hagen, 1874) -- valid
  Isogenoides doratus (Frison, 1942) -- valid
  Isogenoides elongatus (Hagen, 1874) -- valid
  Isogenoides frontalis (Newman, 1838) -- valid
  Isogenoides hansoni (Ricker, 1952) -- valid
  Isogenoides krumholzi (Ricker, 1952) -- valid
  Isogenoides olivaceus (Walker, 1852) -- valid
  Isogenoides varians (Walsh, 1862) -- valid
  Isogenoides zionensis Hanson, 1949 -- valid
  Isogenus alameda (Needham and Claassen, 1925) -- invalid
  Isogenus arinus (Frison, 1942) -- invalid
  Isogenus bilobatus (Needham and Claassen, 1925) -- invalid
  Isogenus bulbosus (Frison, 1942) -- invalid
  Isogenus decisus (Walker, 1852) -- invalid
  Isogenus duplicatus (Banks, 1920) -- invalid
  Isogenus erratus (Claassen, 1936) -- invalid
  Isogenus frontalis Newman, 1838 -- invalid
  Isogenus hastatus Banks, 1920 -- invalid
  Isogenus misnomus (Claassen, 1936) -- invalid
  Isogenus pilatus (Frison, 1942) -- invalid
  Isogenus sorptus (Needham and Claassen, 1925) -- invalid
  Isogenus subvarians (Banks, 1920) -- invalid
  Isogenus tostonus Ricker, 1952 -- invalid
  Isogenus varians (Walsh, 1862) -- invalid
  Isogenus yakimae (Hoppe, 1938) -- invalid
  Isoperla Banks, 1906 -- valid
  Isoperla acula Jewett, 1962 -- valid
  Isoperla adunca Jewett, 1962 -- valid
  Isoperla baumanni Szczytko and Stewart, 1984 -- valid
  Isoperla bellona Banks, 1911 -- valid
  Isoperla bifurcata Szczytko and Stewart, 1979 -- valid
  Isoperla bilineata (Say, 1823) -- valid
  Isoperla burksi Frison, 1942 -- valid
  Isoperla clio (Newman, 1839) -- invalid
  Isoperla conspicua Frison, 1935 -- valid
  Isoperla cotta Ricker, 1952 -- valid
  Isoperla coushatta Szczytko and Stewart, 1976 -- valid
  Isoperla davisi James, 1974 -- valid
  Isoperla decepta Frison, 1935 -- valid
  Isoperla decolorata (Walker, 1852) -- valid
  Isoperla denningi Jewett, 1955 -- valid
  Isoperla dicala Frison, 1942 -- valid
  Isoperla distincta Nelson, 1976 -- valid
  Isoperla emarginata Harden and Mickel, 1952 -- valid
  Isoperla francesca Harper, 1971 -- valid
  Isoperla frisoni Illies, 1966 -- valid
  Isoperla fulva Claassen, 1937 -- valid
  Isoperla fusca Needham and Claassen, 1925 -- valid
  Isoperla gibbsae Harper, 1971 -- valid
  Isoperla gravitans (Needham and Claassen, 1925) -- valid
  Isoperla holochlora (Klapálek, 1923) -- valid
  Isoperla irregularis (Klapálek, 1923) -- valid
  Isoperla jewetti Szczytko and Stewart, 1976 -- valid
  Isoperla katmaiensis Szczytko and Stewart, 1979 -- valid
  Isoperla lata Frison, 1942 -- valid
  Isoperla longiseta Banks, 1906 -- valid
  Isoperla major Nelson and Kondratieff, 1983 -- valid
  Isoperla marlynia Needham and Claassen, 1925 -- valid
  Isoperla marmorata Needham and Claassen, 1925 -- valid
  Isoperla maxana Harden and Mickel, 1952 -- valid
  Isoperla miwok Bottorff and Szczytko, 1990 -- valid
  Isoperla mohri Frison, 1935 -- valid
  Isoperla montana (Banks, 1898) -- valid
  Isoperla mormona Banks, 1920 -- valid
  Isoperla namata Frison, 1942 -- valid
  Isoperla nana (Walsh, 1862) -- valid
  Isoperla orata Frison, 1942 -- valid
  Isoperla ouachita Stark and Stewart, 1973 -- valid
  Isoperla petersoni Needham and Christenson, 1927 -- valid
  Isoperla phalerata (Smith, 1917) -- valid
  Isoperla pinta Frison, 1937 -- valid
  Isoperla punctata quinquepunctata (Banks, 1902) -- invalid
  Isoperla quinquepunctata (Banks, 1902) -- valid
  Isoperla rainiera Jewett, 1954 -- valid
  Isoperla richardsoni Frison, 1935 -- valid
  Isoperla roguensis Szczytko and Stewart, 1984 -- valid
  Isoperla sagittata Szczytko and Stewart, 1976 -- valid
  Isoperla signata (Banks, 1902) -- valid
  Isoperla similis (Hagen, 1861) -- valid
  Isoperla slossonae (Banks, 1911) -- valid
  Isoperla sobria (Hagen, 1874) -- valid
  Isoperla sordida Banks, 1906 -- valid
  Isoperla szczytkoi Poulton and Stewart, 1987 -- valid
  Isoperla tilasqua Szczytko and Stewart, 1979 -- valid
  Isoperla transmarina (Newman, 1838) -- valid
  Isoperla trictura (Hoppe, 1938) -- invalid
  Isoperlinae -- valid
  Kathroperla Banks, 1920 -- valid
  Kathroperla perdita Banks, 1920 -- valid
  Kathroperla takhoma Stark and Surdick, 1987 -- valid
  Kogotus Ricker, 1952 -- valid
  Kogotus alameda (Needham and Claassen, 1925) -- invalid
  Kogotus modestus (Banks, 1908) -- valid
  Kogotus nonus (Needham and Claassen, 1925) -- valid
  Ledina carolinensis (Claassen, 1923) -- invalid
  Lednia Ricker, 1952 -- valid
  Lednia tumana (Ricker, 1952) -- valid
  Leuctra Stephens, 1835 -- valid
  Leuctra alabama James, 1974 -- valid
  Leuctra alexanderi Hanson, 1941 -- valid
  Leuctra alta James, 1974 -- valid
  Leuctra baddecka Ricker, 1965 -- valid
  Leuctra biloba Claassen, 1923 -- valid
  Leuctra carolinensis Claassen, 1923 -- valid
  Leuctra claasseni Frison, 1929 -- invalid
  Leuctra cottaquilla James, 1974 -- valid
  Leuctra crossi James, 1974 -- valid
  Leuctra duplicata Claassen, 1923 -- valid
  Leuctra ferruginea (Walker, 1851) -- valid
  Leuctra forcipata Frison, 1937 -- invalid
  Leuctra grandis Banks, 1906 -- valid
  Leuctra infuscata Claassen, 1923 -- invalid
  Leuctra laura Hitchcock, 1969 -- valid
  Leuctra maria Hanson, 1941 -- valid
  Leuctra mitchellensis Hanson, 1941 -- valid
  Leuctra moha Ricker, 1952 -- valid
  Leuctra monticola Hanson, 1941 -- valid
  Leuctra nephophila Hanson, 1941 -- valid
  Leuctra occidentalis Banks, 1907 -- invalid
  Leuctra paleo Poulton and Stewart, 1991 -- valid
  Leuctra rickeri James, 1976 -- valid
  Leuctra sara Claassen, 1937 -- invalid
  Leuctra sibleyi Claassen, 1923 -- valid
  Leuctra szczytkoi Stark and Stewart, 1981 -- valid
  Leuctra tenella Provancher, 1878 -- valid
  Leuctra tenuis (Pictet, 1841) -- valid
  Leuctra triloba Claassen, 1923 -- valid
  Leuctra truncata Claassen, 1923 -- valid
  Leuctra variabilis Hanson, 1941 -- valid
  Leuctridae -- valid -- rolled-winged stoneflies
  Leuctrinae -- valid
  Malenka Ricker, 1952 -- valid
  Malenka bifurcata (Claassen, 1923) -- valid
  Malenka biloba (Claassen, 1923) -- valid
  Malenka californica (Claassen, 1923) -- valid
  Malenka coloradensis (Banks, 1897) -- valid
  Malenka cornuta (Claassen, 1923) -- valid
  Malenka depressa (Banks, 1898) -- valid
  Malenka flexura (Claassen, 1923) -- valid
  Malenka marionae (Hitchcock, 1958) -- valid
  Malenka perplexa (Frison, 1936) -- valid
  Malenka tina (Ricker, 1952) -- valid
  Malenka wenatchee (Ricker, 1965) -- valid
  Malirekus Ricker, 1952 -- valid
  Malirekus hastatus (Banks, 1920) -- valid
  Malirekus iroquois Stark and Szczytko, 1988 -- valid
  Megaleuctra Neave, 1934 -- valid
  Megaleuctra complicata Claassen, 1937 -- valid
  Megaleuctra flinti Baumann, 1973 -- valid
  Megaleuctra kincaidi Frison, 1942 -- valid
  Megaleuctra sierra Fields, 1977 -- valid
  Megaleuctra stigmata (Banks, 1900) -- valid
  Megaleuctra williamsae Hanson, 1941 -- valid
  Megaleuctrinae -- valid
  Megarcys Klapálek, 1912 -- valid
  Megarcys irregularis (Banks, 1900) -- valid
  Megarcys signata (Hagen, 1874) -- valid
  Megarcys subtruncata Hanson, 1942 -- valid
  Megarcys watertoni (Ricker, 1952) -- valid
  Megarcys yosemite (Needham and Claassen, 1925) -- valid
  Mesocapnia Rauser, 1968 -- valid
  Mesocapnia arizonensis (Baumann and Gaufin, 1969) -- valid -- Arizona Snowfly
  Mesocapnia autumna (Baumann and Gaufin, 1970) -- valid -- Autumn Snowfly
  Mesocapnia bakeri (Banks, 1918) -- valid -- Pomona Snowfly
  Mesocapnia bergi (Ricker, 1965) -- valid -- Yukon Snowfly
  Mesocapnia bulbosa Nelson and Baumann, 1990 -- valid -- Bulbous Snowfly
  Mesocapnia frisoni (Baumann and Gaufin, 1970) -- valid -- Plains Snowfly
  Mesocapnia lapwae (Baumann and Gaufin, 1970) -- valid -- Lapwai Snowfly
  Mesocapnia oenone (Neave, 1929) -- valid -- Wine Snowfly
  Mesocapnia ogotoruka (Jewett, 1964) -- valid -- Ogotoruk Snowfly
  Mesocapnia porrecta (Jewett, 1954) -- valid -- Stretched Snowfly
  Mesocapnia projecta (Frison, 1937) -- valid -- Spined Snowfly
  Mesocapnia sugluka (Ricker, 1965) -- valid -- Sugluk Snowfly
  Mesocapnia variabilis (Klapálek, 1920) -- valid -- Variable Snowfly
  Mesocapnia werneri (Baumann and Gaufin, 1970) -- valid -- Sabino Snowfly
  Mesocapnia yoloensis (Baumann and Gaufin, 1970) -- valid -- Yolo Snowfly
  Moselia Ricker, 1943 -- valid
  Moselia infuscata (Claassen, 1923) -- valid
  Neaviperla forcipata (Neave, 1929) -- invalid
  Nemocapnia Banks, 1938 -- valid
  Nemocapnia carolina Banks, 1938 -- valid -- Southern Snowfly
  Nemoura Latreille, 1796 -- valid
  Nemoura arctica Esben-Petersen, 1910 -- valid
  Nemoura besametsa Ricker, 1952 -- invalid
  Nemoura biloba Claassen, 1923 -- invalid
  Nemoura californica Claassen, 1923 -- invalid
  Nemoura cataractae Neave, 1933 -- invalid
  Nemoura cinctipes Banks, 1897 -- invalid
  Nemoura coloradensis Banks, 1897 -- invalid
  Nemoura completa Walker, 1852 -- invalid
  Nemoura cornuta Claassen, 1923 -- invalid
  Nemoura decepta Frison, 1942 -- invalid
  Nemoura delicatula Claassen, 1923 -- invalid
  Nemoura depressa Banks, 1898 -- invalid
  Nemoura frigida Claassen, 1923 -- invalid
  Nemoura haysi Ricker, 1952 -- invalid
  Nemoura nevadensis Claassen, 1923 -- invalid
  Nemoura nigritta Provancher, 1876 -- invalid
  Nemoura normani Ricker, 1952 -- valid
  Nemoura obscura Frison, 1936 -- invalid
  Nemoura oregonensis Claassen, 1923 -- invalid
  Nemoura perfecta Walker, 1852 -- invalid
  Nemoura producta Claassen, 1923 -- invalid
  Nemoura prolongata Claassen, 1923 -- invalid
  Nemoura rickeri Jewett, 1971 -- valid
  Nemoura rotunda Claassen, 1923 -- invalid
  Nemoura spiniloba Jewett, 1954 -- valid
  Nemoura trispinosa Claassen, 1923 -- valid
  Nemoura tumana Ricker, 1952 -- invalid
  Nemoura varshava Ricker, 1952 -- invalid
  Nemoura washingtoni Claassen, 1923 -- invalid
  Nemoura wui Claassen, 1936 -- invalid
  Nemouridae -- valid -- spring stoneflies
  Nemourinae -- valid
  Neoperla Needham, 1905 -- valid
  Neoperla carlsoni Stark and Baumann, 1978 -- valid
  Neoperla catharae Stark and Baumann, 1978 -- valid
  Neoperla choctaw Stark and Baumann, 1978 -- valid
  Neoperla clymene (Newman, 1839) -- valid
  Neoperla coosa Smith and Stark, 1998 -- valid
  Neoperla coxi Stark, 1995 -- valid
  Neoperla falayah Stark and Lentz, 1988 -- valid
  Neoperla gaufini Stark and Baumann, 1978 -- valid
  Neoperla harpi Ernst and Stewart, 1986 -- valid
  Neoperla harrisi Stark and Lentz, 1988 -- valid
  Neoperla mainensis Banks, 1948 -- valid
  Neoperla occipitalis (Pictet, 1841) -- valid
  Neoperla osage Stark and Lentz, 1988 -- valid
  Neoperla robisoni Poulton and Stewart, 1986 -- valid
  Neoperla stewarti Stark and Baumann, 1978 -- valid
  Neoperlini -- valid
  Neophasganophora capitata (Pictet, 1841) -- invalid
  Oconoperla Stark and Stewart, 1982 -- valid
  Oconoperla innubila (Needham and Claassen, 1925) -- valid
  Oemopteryx Klapálek, 1902 -- valid
  Oemopteryx contorta (Needham and Claassen, 1925) -- valid
  Oemopteryx fosketti (Ricker, 1965) -- valid
  Oemopteryx glacialis (Newport, 1849) -- valid
  Oemopteryx vanduzeea (Claassen, 1937) -- valid
  Oroperla Needham, 1933 -- valid
  Oroperla barbara Needham, 1933 -- valid
  Osobenus Ricker, 1952 -- valid
  Osobenus yakimae (Hoppe, 1938) -- valid
  Ostrocerca Ricker, 1952 -- valid
  Ostrocerca albidipennis (Walker, 1852) -- valid
  Ostrocerca complexa (Claassen, 1937) -- valid
  Ostrocerca dimicki (Frison, 1936) -- valid
  Ostrocerca foersteri (Ricker, 1943) -- valid
  Ostrocerca prolongata (Claassen, 1923) -- valid
  Ostrocerca truncata (Claassen, 1923) -- valid
  Paracapnia Hanson, 1946 -- valid
  Paracapnia angulata Hanson, 1961 -- valid -- Angulate Snowfly
  Paracapnia disala (Jewett, 1962) -- valid -- Dirty Snowfly
  Paracapnia ensicala (Jewett, 1962) -- valid -- Sword Snowfly
  Paracapnia opis (Newman, 1839) -- valid -- Northeastern Snowfly
  Paracapnia oswegaptera (Jewett, 1965) -- invalid
  Paragnetina Klapálek, 1907 -- valid
  Paragnetina capitata (Pictet, 1841) -- invalid
  Paragnetina fumosa (Banks, 1902) -- valid
  Paragnetina ichusa Stark and Szczytko, 1981 -- valid
  Paragnetina immarginata (Say, 1823) -- valid
  Paragnetina kansensis (Banks, 1905) -- valid
  Paragnetina media (Walker, 1852) -- valid
  Paraleuctra Hanson, 1941 -- valid
  Paraleuctra andersoni Harper and Wildman, 1985 -- invalid
  Paraleuctra divisa (Hitchcock, 1958) -- valid
  Paraleuctra forcipata (Frison, 1937) -- valid
  Paraleuctra jewetti Nebeker and Gaufin, 1966 -- valid
  Paraleuctra occidentalis (Banks, 1907) -- valid
  Paraleuctra projecta (Frison, 1942) -- valid
  Paraleuctra purcellana (Neave, 1934) -- invalid
  Paraleuctra sara (Claassen, 1937) -- valid
  Paraleuctra vershina Gaufin and Ricker, 1974 -- valid
  Paranemoura Needham and Claassen, 1925 -- valid
  Paranemoura claasseni Baumann, 1996 -- valid
  Paranemoura perfecta (Walker, 1852) -- valid
  Paraperla Banks, 1906 -- valid
  Paraperla frontalis (Banks, 1902) -- valid
  Paraperla wilsoni Ricker, 1965 -- valid
  Paraperlinae -- valid
  Peltoperla Needham, 1905 -- valid
  Peltoperla ada Needham and Smith, 1916 -- invalid
  Peltoperla anna Needham and Smith, 1916 -- invalid
  Peltoperla arcuata Needham, 1905 -- valid
  Peltoperla cora Needham and Smith, 1916 -- invalid
  Peltoperla laurie Ricker, 1952 -- invalid
  Peltoperla maria Needham and Smith, 1916 -- invalid
  Peltoperla mariana Ricker, 1943 -- invalid
  Peltoperla quadrispinula Jewett, 1954 -- invalid
  Peltoperla tarteri Stark and Kondratieff, 1987 -- valid
  Peltoperla thyra Needham and Smith, 1916 -- invalid
  Peltoperlidae -- valid -- roachlike stoneflies
  Peltoperlinae -- valid
  Perlesta Banks, 1906 -- valid
  Perlesta adena Stark, 1989 -- valid
  Perlesta baumanni Stark, 1989 -- valid
  Perlesta bolukta Stark, 1989 -- valid
  Perlesta browni Stark, 1989 -- valid
  Perlesta cinctipes (Banks, 1905) -- valid
  Perlesta dakota Kondratieff and Baumann, 1999 -- valid
  Perlesta decipiens (Walsh, 1862) -- valid
  Perlesta etneri Kondratieff and Kirchner, 2001 -- valid
  Perlesta frisoni Banks, 1948 -- valid
  Perlesta fusca Poulton and Stewart, 1991 -- valid
  Perlesta golconda DeWalt and Stark, 1998 -- valid
  Perlesta lagoi Stark, 1989 -- valid
  Perlesta nelsoni Stark, 1989 -- valid
  Perlesta nitida Banks, 1948 -- valid
  Perlesta placida (Hagen, 1861) -- valid
  Perlesta shubuta Stark, 1989 -- valid
  Perlesta teaysia Kirchner and Kondratieff, 1997 -- valid
  Perlesta xube Stark and Rhodes, 1997 -- valid
  Perlidae -- valid -- common stoneflies
  Perlinae -- valid
  Perlinella Banks, 1900 -- valid
  Perlinella drymo (Newman, 1839) -- valid
  Perlinella ephyre (Newman, 1839) -- valid
  Perlinella zwicki Kondratieff et al., 1988 -- valid
  Perlini -- valid
  Perlinodes Needham and Claassen, 1925 -- valid
  Perlinodes aurea (Smith, 1917) -- valid
  Perlodidae -- valid -- perlodid stoneflies
  Perlodinae -- valid
  Perlodini -- valid
  Perlomyia Banks, 1906 -- valid
  Perlomyia collaris Banks, 1906 -- valid
  Perlomyia utahensis Needham and Claassen, 1925 -- valid
  Phasganophora capitata (Pictet, 1841) -- invalid
  Pictetiella Illies, 1966 -- valid
  Pictetiella expansa (Banks, 1920) -- valid
  Plecoptera -- valid -- plécoptčres, stoneflies
  Plumiperla Surdick, 1985 -- valid
  Plumiperla diversa (Frison, 1935) -- valid
  Plumiperla spinosa (Surdick, 1981) -- valid
  Podmosta Ricker, 1952 -- valid
  Podmosta decepta (Frison, 1942) -- valid
  Podmosta delicatula (Claassen, 1923) -- valid
  Podmosta macdunnoughi (Ricker, 1947) -- valid
  Podmosta obscura (Frison, 1936) -- valid
  Podmosta weberi (Ricker, 1952) -- valid
  Pomoleuctra Stark and Kyzar, 2001 -- valid
  Pomoleuctra andersoni (Harper and Wildman, 1985) -- valid
  Pomoleuctra purcellana (Neave, 1934) -- valid
  Prostoia Ricker, 1952 -- valid
  Prostoia besametsa (Ricker, 1952) -- valid
  Prostoia completa (Walker, 1852) -- valid
  Prostoia hallasi Kondratieff and Kirchner, 1984 -- valid
  Prostoia similis (Hagen, 1861) -- valid
  Pteronarcella Banks, 1900 -- valid
  Pteronarcella badia (Hagen, 1874) -- valid
  Pteronarcella regularis (Hagen, 1874) -- valid
  Pteronarcellini -- valid
  Pteronarcyidae -- valid -- giant stoneflies
  Pteronarcyinae -- valid
  Pteronarcyini -- valid
  Pteronarcys Newman, 1838 -- valid
  Pteronarcys biloba Newman, 1838 -- valid
  Pteronarcys californica Newport, 1848 -- valid
  Pteronarcys comstocki Smith, 1917 -- valid
  Pteronarcys dorsata (Say, 1823) -- valid
  Pteronarcys pictetii Hagen, 1873 -- valid
  Pteronarcys princeps Banks, 1907 -- valid
  Pteronarcys proteus Newman, 1838 -- valid
  Pteronarcys scotti Ricker, 1952 -- valid
  Rasvena Ricker, 1952 -- valid
  Rasvena terna (Frison, 1942) -- valid
  Remenus Ricker, 1952 -- valid
  Remenus bilobatus (Needham and Claassen, 1925) -- valid
  Remenus duffieldi Nelson and Kondratieff, 1995 -- valid
  Remenus kirchneri Kondratieff and Nelson, 1995 -- valid
  Rickera Jewett, 1954 -- valid
  Rickera sorpta (Needham and Claassen, 1925) -- valid
  Salmoperla Baumann and Lauck, 1987 -- valid
  Salmoperla sylvanica Baumann and Lauck, 1987 -- valid
  Setvena Illies, 1966 -- valid
  Setvena bradleyi (Smith, 1917) -- valid
  Setvena tibialis (Banks, 1914) -- valid
  Setvena wahkeena Stewart and Stanger, 1985 -- valid
  Shipsa Ricker, 1952 -- valid
  Shipsa rotunda (Claassen, 1923) -- valid
  Sierraperla Jewett, 1954 -- valid
  Sierraperla cora (Needham and Smith, 1916) -- valid
  Skwala Ricker, 1943 -- valid
  Skwala americana (Klapálek, 1912) -- valid
  Skwala curvata (Hanson, 1942) -- valid
  Soliperla Ricker, 1952 -- valid
  Soliperla campanula (Jewett, 1954) -- valid
  Soliperla fenderi (Jewett, 1955) -- valid
  Soliperla quadrispinula (Jewett, 1954) -- valid
  Soliperla sierra Stark, 1983 -- valid
  Soliperla thyra (Needham and Smith, 1916) -- valid
  Soliperla tillamook Stark, 1983 -- valid
  Soyedina Ricker, 1952 -- valid
  Soyedina carolinensis (Claassen, 1923) -- valid
  Soyedina interrupta (Claassen, 1923) -- valid
  Soyedina kondratieffi Baumann and Grubbs, 1996 -- valid
  Soyedina merritti Baumann and Grubbs, 1996 -- valid
  Soyedina nevadensis (Claassen, 1923) -- valid
  Soyedina potteri (Baumann and Gaufin, 1971) -- valid
  Soyedina producta (Claassen, 1923) -- valid
  Soyedina vallicularia (Wu, 1923) -- valid
  Soyedina washingtoni (Claassen, 1923) -- valid
  Strophopteryx Frison, 1929 -- valid
  Strophopteryx appalachia Ricker and Ross, 1975 -- valid
  Strophopteryx arkansae Ricker and Ross, 1975 -- valid
  Strophopteryx cucullata Frison, 1934 -- valid
  Strophopteryx fasciata (Burmeister, 1839) -- valid
  Strophopteryx limata (Frison, 1942) -- valid
  Susulus Bottorff and Stewart, 1989 -- valid
  Susulus venustus (Jewett, 1965) -- valid
  Suwallia Ricker, 1943 -- valid
  Suwallia amoenacoleus Alexander and Stewart, 1999 -- valid
  Suwallia autumna (Hoppe, 1938) -- valid
  Suwallia dubia (Frison, 1935) -- valid
  Suwallia forcipata (Neave, 1929) -- valid
  Suwallia lineosa (Banks, 1918) -- valid
  Suwallia marginata (Banks, 1897) -- valid
  Suwallia pallidula (Banks, 1904) -- valid
  Suwallia salish Alexander and Stewart, 1999 -- valid
  Suwallia shepardi Alexander and Stewart, 1999 -- valid
  Suwallia sierra Baumann and Bottorff, 1997 -- valid
  Suwallia starki Alexander and Stewart, 1999 -- valid
  Suwallia sublimis Alexander and Stewart, 1999 -- valid
  Suwallia wardi Kondratieff and Kirchner, 1991 -- valid
  Sweltsa Ricker, 1943 -- valid
  Sweltsa adamantea Surdick, 1995 -- valid
  Sweltsa albertensis (Needham and Claassen, 1925) -- valid
  Sweltsa borealis (Banks, 1895) -- valid
  Sweltsa californica (Jewett, 1965) -- valid
  Sweltsa coloradensis (Banks, 1898) -- valid
  Sweltsa continua (Banks, 1911) -- valid
  Sweltsa cristata Surdick, 1995 -- valid
  Sweltsa exquisita (Frison, 1935) -- valid
  Sweltsa fidelis (Banks, 1920) -- valid
  Sweltsa gaufini Baumann, 1973 -- valid
  Sweltsa holstonensis Kondratieff and Kirchner, 1998 -- valid
  Sweltsa hondo Baumann and Jacobi, 1984 -- valid
  Sweltsa lamba (Needham and Claassen, 1925) -- valid
  Sweltsa lateralis (Banks, 1911) -- valid
  Sweltsa mediana (Banks, 1911) -- valid
  Sweltsa naica (Provancher, 1876) -- valid
  Sweltsa nanina (Banks, 1911) -- invalid
  Sweltsa occidens (Frison, 1937) -- valid
  Sweltsa onkos (Ricker, 1935) -- valid
  Sweltsa oregonensis (Frison, 1935) -- valid
  Sweltsa pacifica (Banks, 1895) -- valid
  Sweltsa pisteri Baumann and Bottorff, 1997 -- valid
  Sweltsa pocahontas Kirchner and Kondratieff, 1988 -- valid
  Sweltsa resima Surdick, 1995 -- valid
  Sweltsa revelstoka (Jewett, 1955) -- valid
  Sweltsa tamalpa (Ricker, 1952) -- valid
  Sweltsa townesi (Ricker, 1952) -- valid
  Sweltsa umbonata Surdick, 1995 -- valid
  Sweltsa urticae (Ricker, 1952) -- valid
  Sweltsa voshelli Kondratieff and Kirchner, 1991 -- valid
  Systellognatha -- valid
  Taenionema Banks, 1905 -- valid
  Taenionema atlanticum Ricker and Ross, 1975 -- valid
  Taenionema californicum (Needham and Claassen, 1925) -- valid
  Taenionema grinnelli (Banks, 1918) -- valid
  Taenionema jacobii Stanger and Baumann, 1993 -- valid
  Taenionema jewetti Stanger and Baumann, 1993 -- valid
  Taenionema kincaidi (Hoppe, 1938) -- valid
  Taenionema oregonense (Needham and Claassen, 1925) -- valid
  Taenionema pacificum (Banks, 1900) -- valid
  Taenionema pallidum (Banks, 1902) -- valid
  Taenionema raynorium (Claassen, 1937) -- valid
  Taenionema uinta Stanger and Baumann, 1993 -- valid
  Taenionema umatilla Stanger and Baumann, 1993 -- valid
  Taeniopterygidae -- valid -- winter stoneflies
  Taeniopteryginae -- valid
  Taeniopteryx Pictet, 1841 -- valid
  Taeniopteryx burksi Ricker and Ross, 1968 -- valid
  Taeniopteryx lita Frison, 1942 -- valid
  Taeniopteryx lonicera Ricker and Ross, 1968 -- valid
  Taeniopteryx maura (Pictet, 1841) -- valid
  Taeniopteryx metequi Ricker and Ross, 1968 -- valid
  Taeniopteryx nelsoni Kondratieff and Kirchner, 1982 -- valid
  Taeniopteryx nivalis (Fitch, 1847) -- valid
  Taeniopteryx parvula Banks, 1918 -- valid
  Taeniopteryx robinae Kondratieff and Kirchner, 1984 -- valid
  Taeniopteryx starki Stewart and Szczytko, 1974 -- valid
  Taeniopteryx ugola Ricker and Ross, 1968 -- valid
  Tallaperla Stark and Stewart, 1981 -- valid
  Tallaperla anna (Needham and Smith, 1916) -- valid
  Tallaperla cornelia (Needham and Smith, 1916) -- valid
  Tallaperla elisa Stark, 1983 -- valid
  Tallaperla laurie (Ricker, 1952) -- valid
  Tallaperla lobata Stark, 1983 -- valid
  Tallaperla maria (Needham and Smith, 1916) -- valid
  Triznaka Ricker, 1952 -- valid
  Triznaka ovibovis (Ricker, 1965) -- invalid
  Triznaka pintada (Ricker, 1952) -- valid
  Triznaka signata (Banks, 1895) -- valid
  Utacapnia Gaufin, 1970 -- valid
  Utacapnia columbiana (Claassen, 1924) -- valid
  Utacapnia distincta (Frison, 1937) -- valid
  Utacapnia imbera (Nebeker and Gaufin, 1965) -- valid
  Utacapnia labradora (Ricker, 1954) -- valid
  Utacapnia lemoniana (Nebeker and Gaufin, 1965) -- valid
  Utacapnia logana (Nebeker and Gaufin, 1965) -- valid
  Utacapnia poda (Nebeker and Gaufin, 1965) -- valid
  Utacapnia sierra (Nebeker and Gaufin, 1965) -- valid
  Utacapnia tahoensis (Nebeker and Gaufin, 1965) -- valid
  Utacapnia trava (Nebeker and Gaufin, 1965) -- valid
  Utaperla Ricker, 1952 -- valid
  Utaperla gaspesiana Harper and Roy, 1975 -- valid
  Utaperla sopladora Ricker, 1952 -- valid
  Viehoperla Ricker, 1952 -- valid
  Viehoperla ada (Needham and Smith, 1916) -- valid
  Visoka Ricker, 1952 -- valid
  Visoka cataractae (Neave, 1933) -- valid
  Yoraperla Ricker, 1952 -- valid
  Yoraperla brevis (Banks, 1907) -- valid
  Yoraperla mariana (Ricker, 1943) -- valid
  Yoraperla nigrisoma (Banks, 1948) -- valid
  Yoraperla siletz Stark and Nelson, 1994 -- valid
  Yugus Ricker, 1952 -- valid
  Yugus arinus (Frison, 1942) -- valid
  Yugus bulbosus (Frison, 1942) -- valid
  Zapada Ricker, 1952 -- valid
  Zapada chila (Ricker, 1952) -- valid
  Zapada cinctipes (Banks, 1897) -- valid
  Zapada columbiana (Claassen, 1923) -- valid
  Zapada cordillera (Baumann and Gaufin, 1971) -- valid
  Zapada frigida (Claassen, 1923) -- valid
  Zapada glacier (Baumann and Gaufin, 1971) -- valid
  Zapada haysi (Ricker, 1952) -- valid
  Zapada katahdin Baumann and Mingo, 1987 -- valid
  Zapada oregonensis (Claassen, 1923) -- valid
  Zapada wahkeena (Jewett, 1954) -- valid
  Zealeuctra Ricker, 1952 -- valid
  Zealeuctra arnoldi Ricker and Ross, 1969 -- valid
  Zealeuctra cherokee Stark and Stewart, 1973 -- valid
  Zealeuctra claasseni (Frison, 1929) -- valid
  Zealeuctra fraxina Ricker and Ross, 1969 -- valid
  Zealeuctra hitei Ricker and Ross, 1969 -- valid
  Zealeuctra narfi Ricker and Ross, 1969 -- valid
  Zealeuctra wachita Ricker and Ross, 1969 -- valid
  Zealeuctra warreni Ricker and Ross, 1969 -- valid
   

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