Ephemeridae Leach, 1817

Eatonigenia Ulmer, 1939

Ephemera McCafferty, 1972

Hexagenia Walsh, 1863

Ichthybotus Eaton, 1899

Ichthyodes Adelung, 1900

Litobrancha McCafferty, 1971

Phthartus Handlirsch, 1904