Stoneflies of the United States
Stoneflies of Cook County, Illinois
Species denoted with an asterisk (*) are unconfirmed or dubious records.
Capniidae
Subfamily Capniinae
Shortwing Snowfly -- (Allocapnia vivipara)
Taeniopterygidae
Subfamily Taeniopteryginae
Eastern Willowfly -- (Taeniopteryx burksi)
Perlidae
Subfamily Acroneuriinae
Central Stone -- (Acroneuria frisoni) Gulf Stone -- (Perlesta lagoi)
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