Acanthametropus Chernova, 1948 (basis of record)
Acanthametropus Chernova, 1948 (extant flag source)
Acanthomola Whiting & Lehmkuhl, 1987 (basis of record)
Acanthomola Whiting & Lehmkuhl, 1987 (extant flag source)
Acentrella Bengtsson, 1912 (basis of record)
Acentrella Bengtsson, 1912 (extant flag source)
Acerpenna Waltz & McCafferty, 1987 (basis of record)
Acerpenna Waltz & McCafferty, 1987 (extant flag source)
Ameletus Eaton, 1885 (basis of record)
Ameletus Eaton, 1885 (extant flag source)
Amercaenis Provonsha & McCafferty, 1985 (extant flag source)
Amercaenis Provonsha & McCafferty, 1985 (basis of record)
Analetris Edmunds, 1972 (extant flag source)
Analetris Edmunds, 1972 (basis of record)
Anthopotamus McCafferty & Bae, 1990 (basis of record)
Anthopotamus McCafferty & Bae, 1990 (extant flag source)
Apobaetis Day, 1955 (extant flag source)
Apobaetis Day, 1955 (basis of record)
Arthroplea Bengtsson, 1909 (basis of record)
Arthroplea Bengtsson, 1909 (extant flag source)
Attenella Edmunds, 1971 (basis of record)
Attenella Edmunds, 1971 (extant flag source)
Barbaetis Waltz & McCafferty in Waltz, McCafferty & Kennedy, 1985 (extant flag source)
Barbaetis Waltz & McCafferty in Waltz, McCafferty & Kennedy, 1985 (basis of record)
Brachycercus Curtis, 1834 (extant flag source)
Brachycercus Curtis, 1834 (basis of record)
Callibaetis Eaton, 1881 (extant flag source)
Callibaetis Eaton, 1881 (basis of record)
Camelobaetidius Demoulin, 1966 (extant flag source)
Camelobaetidius Demoulin, 1966 (basis of record)
Campsurus Eaton, 1868 (basis of record)
Campsurus Eaton, 1868 (extant flag source)
Caudatella Edmunds, 1959 (extant flag source)
Caudatella Edmunds, 1959 (basis of record)
Caurinella Allen, 1984 (basis of record)
Caurinella Allen, 1984 (extant flag source)
Centroptilum Eaton, 1869 (basis of record)
Centroptilum Eaton, 1869 (extant flag source)
Cercobrachys Soldán, 1986 (basis of record)
Cercobrachys Soldán, 1986 (extant flag source)
Choroterpes Eaton, 1881 (basis of record)
Choroterpes Eaton, 1881 (extant flag source)
Cinygma Eaton, 1885 (basis of record)
Cinygmula McDunnough, 1933 (basis of record)
Cinygmula McDunnough, 1933 (extant flag source)
Cloeodes Traver, 1938 (basis of record)
Cloeodes Traver, 1938 (extant flag source)
Cloeon Leach, 1815 (basis of record)
Cloeon Leach, 1815 (extant flag source)
Diphetor Waltz & McCafferty, 1987 (extant flag source)
Diphetor Waltz & McCafferty, 1987 (basis of record)
Drunella Needham, 1905 (basis of record)
Drunella Needham, 1905 (extant flag source)
Edmundsius Day, 1953 (extant flag source)
Edmundsius Day, 1953 (basis of record)
Epeorus Eaton, 1881 (extant flag source)
Epeorus Eaton, 1881 (basis of record)
Ephemera Linnaeus, 1758 (extant flag source)
Ephemera Linnaeus, 1758 (basis of record)
Ephoron Williamson, 1802 (basis of record)
Ephoron Williamson, 1802 (extant flag source)
Eurylophella Tiensuu, 1935 (basis of record)
Eurylophella Tiensuu, 1935 (extant flag source)
Fallceon Waltz & McCafferty, 1987 (extant flag source)
Fallceon Waltz & McCafferty, 1987 (basis of record)
Farrodes Peters, 1971 (basis of record)
Farrodes Peters, 1971 (extant flag source)
Habrophlebia Eaton, 1881 (extant flag source)
Habrophlebia Eaton, 1881 (basis of record)
Habrophlebiodes Ulmer, 1920 (basis of record)
Habrophlebiodes Ulmer, 1920 (extant flag source)
Heptagenia Walsh, 1863 (basis of record)
Heterocloeon McDunnough, 1925 (basis of record)
Heterocloeon McDunnough, 1925 (extant flag source)
Hexagenia Walsh, 1863 (extant flag source)
Hexagenia Walsh, 1863 (basis of record)
Ironodes Traver, 1935 (basis of record)
Ironodes Traver, 1935 (extant flag source)
Isonychia Eaton, 1871 (basis of record)
Isonychia Eaton, 1871 (extant flag source)
Labiobaetis Novikova & Kluge, 1987 accepted as Pseudocloeon Klapálek, 1905 (basis of record)
Labiobaetis Novikova & Kluge, 1987 accepted as Pseudocloeon Klapálek, 1905 (extant flag source)
Leptohyphes Eaton, 1882 (extant flag source)
Leptohyphes Eaton, 1882 (basis of record)
Leptophlebia Westwood, 1840 (basis of record)
Leptophlebia Westwood, 1840 (extant flag source)
Leucrocuta Flowers, 1980 (basis of record)
Leucrocuta Flowers, 1980 (extant flag source)
Litobrancha McCafferty, 1971 (basis of record)
Litobrancha McCafferty, 1971 (extant flag source)
Macdunnoa Lehmkuhl, 1979 (basis of record)
Macdunnoa Lehmkuhl, 1979 (extant flag source)
Neochoroterpes Allen, 1974 (extant flag source)
Neochoroterpes Allen, 1974 (basis of record)
Neoephemera McDunnough, 1925 (basis of record)
Neoephemera McDunnough, 1925 (extant flag source)
Nixe Flowers, 1980 (extant flag source)
Nixe Flowers, 1980 (basis of record)
Paracloeodes Day, 1955 (extant flag source)
Paracloeodes Day, 1955 (basis of record)