1. Few to no large spine-like setae along lateral margins of abdominal terga, a few long hair- like setae sometimes present . . . . . . . . . . . . . . . . . . . . . . . . . . Leptophlebia johnsoni
Many large spine-like setae along lateral margins of abdominal terga and scattered long lair-like setae usually present . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2. Peg-like seate on anterior 1/3 - 1/2 of dorsal surface of maxillary palpifer usually arranged in regular rows; legs usually not banded or, at most, with faint bands on tibiae and tarsi only; setae on dorsum of labrum patterened . . . . . . . . . . . . . Leptophlebia nebulosa
Peg-like seate on anterior 1/3 - 1/2 of dorsal surface of maxillary palpifer usually not arranged in rows; legs usually with faint bands on all leg segments, or with distinct bands on tibiae and tarsi with faint bands on femora; setae on dorsum of labrum patterned. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Leptophlebia cupida
Key to Ohio Leptophlebia Nymph Species