Heptageniidae Needham, 1901
Nixe flowersi McCafferty, 1982
Nixe horrida (McDunnough, 1926)
Nixe inconspicua (McDunnough, 1924)
Nixe kennedyi (McDunnough, 1924)
Nixe lucidipennis (Clemens, 1913)
Nixe perfida (McDunnough, 1926)
Nixe rusticalis (McDunnough, 1931)
Nixe spinosa (Traver, 1933)
