Stoneflies of the United States
Stoneflies of Philadelphia County, Pennsylvania
Species denoted with an asterisk (*) are unconfirmed or dubious records.
Nemouridae
Subfamily Amphinemurinae
Spiked Forestfly -- (Amphinemura wui) Subfamily Nemourinae
Carolina Forestfly -- (Soyedina carolinensis) Valley Forestfly -- (Soyedina vallicularia) Vernal Forestfly -- (Soyedina washingtoni)
Taeniopterygidae
Subfamily Taeniopteryginae
Spinyleg Willowfly -- (Taeniopteryx maura)
Perlidae
Subfamily Acroneuriinae
Eastern Stone -- (Acroneuria arenosa) Elegant Stone -- (Acroneuria arida) Tiny Stone -- (Perlesta nitida)
Pteronarcyidae
Subfamily Pteronarcyinae
American Salmonfly -- (Pteronarcys dorsata) Midwestern Salmonfly -- (Pteronarcys pictetii)
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