Stoneflies of the United States

Stoneflies of Lake County, Montana

Species denoted with an asterisk (*) are unconfirmed or dubious records.

Capniidae

Subfamily Capniinae

Glacier Snowfly -- (Bolshecapnia milami)
Sasquatch Snowfly -- (Bolshecapnia sasquatchi)
Widespread Snowfly -- (Capnia confusa)
Slender Snowfly -- (Capnia gracilaria)
Dwarf Snowfly -- (Capnia nana)
Thin Snowfly -- (Capnia petila)
Six-knobbed Snowfly -- (Capnia sextuberculata)
Giant Snowfly -- (Isocapnia grandis)
Headwaters Snowfly -- (Isocapnia missourii)
Distinctive Snowfly -- (Utacapnia distincta)
Gunnison Snowfly -- (Utacapnia poda)
Yellowstone Snowfly -- (Utacapnia trava)

Leuctridae

Subfamily Leuctrinae

Smooth Needlefly -- (Despaxia augusta)
Bullshorn Needlefly -- (Paraleuctra forcipata)
Western Needlefly -- (Paraleuctra occidentalis)
Purcell Needlefly -- (Paraleuctra purcellana)
Spruce Needlefly -- (Paraleuctra rickeri)
Summit Needlefly -- (Paraleuctra vershina)
Utah Needlefly -- (Perlomyia utahensis)

Subfamily Megaleuctrinae

Giant Needlefly -- (Megaleuctra stigmata stigmata)

Nemouridae

Subfamily Amphinemurinae

California Forestfly -- (Malenka californica)
Twisted Forestfly -- (Malenka flexura)

Subfamily Nemourinae

Least Forestfly -- (Podmosta decepta)
Delicate Forestfly -- (Podmosta delicatula)
Banded Forestfly -- (Prostoia besametsa)
Cataract Forestfly -- (Visoka cataractae)
Common Forestfly -- (Zapada cinctipes)
Columbian Forestfly -- (Zapada columbiana)
Cordilleran Forestfly -- (Zapada cordillera)
Frigid Forestfly -- (Zapada frigida)
Intermountain Forestfly -- (Zapada haysi)
Oregon Forestfly -- (Zapada oregonensis)

Taeniopterygidae

Subfamily Brachypteryinae

Western Willowfly -- (Doddsia occidentalis)
Pacific Willowfly -- (Taenionema pacificum)
Common Willowfly -- (Taenionema pallidum)

Chloroperlidae

Subfamily Chloroperlinae

Sawtooth Sallfly -- (Alloperla serrata)
Western Sallfly -- (Alloperla severa)
Margined Sallfly -- (Plumiperla diversa)
Autumn Sallfly -- (Suwallia autumna)
Lined Sallfly -- (Suwallia lineosa)
Yellow Sallfly -- (Suwallia pallidula)
No Common Name -- (Suwallia salish)
No Common Name -- (Suwallia starki)
Larimide Sallfly -- (Suwallia wardi)
Boreal Sallfly -- (Sweltsa borealis)
Colorado Sallfly -- (Sweltsa coloradensis)
Mountain Sallfly -- (Sweltsa fidelis)
Rheocrene Sallfly -- (Sweltsa lamba)
Canadian Sallfly -- (Sweltsa revelstoka)

Subfamily Paraperlinae

Striped Sallfly -- (Triznaka signata)
Longhead Sallfly -- (Kathroperla perdita)
Hyporheic Sallfly -- (Paraperla frontalis)
Chilliwack Sallfly -- (Paraperla wilsoni)
Black Sallfly -- (Utaperla sopladora)

Peltoperlidae

Subfamily Peltoperlinae

Least Roachfly -- (Yoraperla brevis)

Perlidae

Subfamily Acroneuriinae

Western Stone -- (Calineuria californica)
Golden Stone -- (Hesperoperla pacifica)

Subfamily Perlinae

Shortwing Stone -- (Claassenia sabulosa)

Perlodidae

Subfamily Isoperlinae

Western Stripetail -- (Isoperla fulva)
Waterton Stripetail -- (Isoperla fusca)
Mormon Stripetail -- (Isoperla mormona)
Fivespot Stripetail -- (Isoperla quinquepunctata)
Colorado Stripetail -- (Isoperla sobria)
Notched Stripetail -- (Isoperla sordida)

Subfamily Perlodinae

Larimide Springfly -- (Megarcys signata)
Truncate Springfly -- (Megarcys subtruncata)
Glacier Springfly -- (Megarcys watertoni)
Alberta Springfly -- (Setvena bradleyi)
Curved Springfly -- (Skwala curvata)
Summer Springfly -- (Cultus aestivalis)
Vedder Springfly -- (Cultus pilatus)
Sickle Springfly -- (Kogotus modestus)
Nearctic Springfly -- (Diura knowltoni)

Pteronarcyidae

Subfamily Pteronarcyinae

Least Salmonfly -- (Pteronarcella badia)
Dwarf Salmonfly -- (Pteronarcella regularis)
Giant Salmonfly -- (Pteronarcys californica)

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