Stoneflies of the United States
Stoneflies of Polk County, Oregon
Species denoted with an asterisk (*) are unconfirmed or dubious records.
Capniidae
Subfamily Capniinae
Pacific Snowfly -- (Capnia promota) Umpqua Snowfly -- (Capnia umpqua)
Taeniopterygidae
Subfamily Brachypteryinae
Oregon Willowfly -- (Taenionema oregonense)
Chloroperlidae
Subfamily Chloroperlinae
Delicate Sallfly -- (Alloperla delicata) Colorado Sallfly -- (Sweltsa coloradensis) Pacific Sallfly -- (Sweltsa pacifica)
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