Stoneflies of the United States
Stoneflies of Yellowstone County, Montana
Species denoted with an asterisk (*) are unconfirmed or dubious records.
Taeniopterygidae
Subfamily Brachypteryinae
Unita Willowfly -- (Taenionema uinta)
Perlidae
Subfamily Perlinae
Shortwing Stone -- (Claassenia sabulosa)
Perlodidae
Subfamily Isoperlinae
Plains Stripetail -- (Isoperla longiseta) Fivespot Stripetail -- (Isoperla quinquepunctata)
Pteronarcyidae
Subfamily Pteronarcyinae
Least Salmonfly -- (Pteronarcella badia)
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