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Family Perlodidae - Perlodid Stoneflies

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Stonefly (teneral)  Isoperla bilineata Yellow stonefly? Yellow stonefly?

Cosumnoperla hypocrena Szczytko and Bottorff - Cosumnoperla hypocrena - male

Green-winged Stonefly - Isoperla Green-winged Stonefly - Isoperla Green-winged Stonefly - Isoperla Isoperla ? - Isoperla Isoperla Isoperla Isoperla Isoperla Isoperla Isoperla roguensis - Isoperla Isoperla  - Isoperla Isoperla Isoperla Isoperla Isoperla Isoperla Isoperla Isoperla - unident - Isoperla Isoperla mormona - voucher specimen, in alcohol - Isoperla

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