Grand River Ohio Mayfly ID - Anthopotamus distinctus
Madison Twp Ohio Grand River, Lake County, Ohio, USA May 1, 2018 Size: 20mm
Found macro sampling in Grand River
Pronggilled - Eph Leptophlebiidae but the jaw parts have me perplexed
Contributed by Dan Donaldson on 2 May, 2018 - 6:50am Last updated 3 May, 2018 - 9:53pm
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