Mayflies of the United States
Mayflies of Teton County (Excludes Yellowstone National Park), Wyoming
Species denoted with an asterisk (*) are unconfirmed or dubious records.
Caenidae
No Common Name -- (Caenis youngi)
Ephemerellidae
No Common Name -- (Attenella margarita) No Common Name -- (Timpanoga hecuba hecuba)
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