Mayflies of the United States

Mayflies of Douglas County, Colorado

Species denoted with an asterisk (*) are unconfirmed or dubious records.

Ephemerellidae

No Common Name -- (Drunella doddsi)
No Common Name -- (Drunella grandis grandis)
No Common Name -- (Ephemerella inermis)

Heptageniidae

No Common Name -- (Epeorus longimanus)
No Common Name -- (Heptagenia elegantula)
No Common Name -- (Rhithrogena hageni)

Leptohyphidae

No Common Name -- (Tricorythodes minutus)

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