Stoneflies of the United States

Stoneflies of Big Horn County, Wyoming

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

Nemouridae

Subfamily Amphinemurinae

Twisted Forestfly -- (Malenka flexura)

Chloroperlidae

Subfamily Chloroperlinae

Western Sallfly -- (Alloperla severa)
Yellow Sallfly -- (Suwallia pallidula)
Boreal Sallfly -- (Sweltsa borealis)
Colorado Sallfly -- (Sweltsa coloradensis)

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