Stylinodontidae Marsh, 1875

Calamodon Cope, 1874

Conicodon Cope, 1894

Conoryctella Gazin, 1939

Conoryctes Cope, 1881

Dryptodon Marsh, 1876

Ectoganus Cope, 1874

Huerfanodon Schoch & Lucas, 1981

Lampadophorus Patterson, 1949

Onychodectes Cope, 1888

Psittacotherium Cope, 1882

Schochia Lucas & Williamson, 1993

Schowalteria Fox & Naylor, 2003

Stylinodon Marsh, 1874