Cephalopoda Cuvier, 1797
Asaphiceras Foerste, 1928
Beloitoceras Foerste, 1924
Centrorizoceras Foerste, 1930
Cyrtorizoceras Hyatt, 1900
Digenuoceras Foerste, 1935
Dunleithoceras Foerste, 1924
Ehlersoceras Foerste, 1932
Ekwanoceras Foerste & Savage, 1927
Kentlandoceras Foerste, 1932
Laphamoceras Foerste, 1932
Loganoceras Foerste, 1932
Maelonoceras Hyatt, 1884
Meloceras Foord, 1888
Metarizoceras Foerste, 1930
Miamoceras Flower, 1946
Neumatoceras Foerste, 1935
Oncoceras Hall, 1847
Onoceras Swartz & Prouty, 1923
Ooceras Foord, 1888
Oocerina Foerste, 1926
Oonoceras Hyatt, 1884
Orthorizoceras Kroger, 2008
Paramiamoceras Chen, 1987
Paroocerina Zhuravleva, 1961
Richardsonoceroides Chen, 1987
Rizoceras Hyatt, 1900
Rizosceras Hyatt, 1884
Romingoceras Foerste, 1932
Scofieldoceras Foerste, 1932
Vaupelia Flower, 1946
Zittelloceras Hyatt, 1884
