Plecoptera Species File (Version 5.0/5.0)
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Characters to separate taxa in Plecoptera

        adults
Apical tibial spines paired or absent.Apex of tibiae with a single spine.
Hind wings with distinct emargination in anal region.Hind wings with smoothly rounded contour, no anal emargination.
Plecoptera (partial) Eustheniidae
NOTE: This key block needs additional work by a taxonomist.
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