Acleistoceras Hyatt, 1884 † (original description)
Aipoceras Hyatt, 1884 † (original description)
Anomaloceras Hyatt, 1883 † (original description)
Aphelaeceras Hyatt, 1884 † (original description)
Apsidoceras Hyatt, 1884 † (original description)
Barrandeoceras Hyatt, 1884 † (original description)
Beloceras Hyatt, 1884 † (original description)
Billingsites Hyatt, 1884 † (original description)
Brancoceras Hyatt, 1884 (original description)
Celaeceras Hyatt, 1884 † (original description)
Cenoceras Hyatt, 1884 † (original description)
Centroceras Hyatt, 1884 † (original description)
Cranoceras Hyatt, 1884 † (original description)
Cryptoclymenia Hyatt, 1884 † (original description)
Cycloclymenia Hyatt, 1884 † (original description)
Cymaclymenia Hyatt, 1884 † (original description)
Cymatoceras Hyatt, 1884 † (original description)
Cyrtoclymenia Hyatt, 1884 † (original description)
Dawsonoceras Hyatt, 1884 † (original description)
Deiroceras Hyatt, 1884 † (original description)
Diadiploceras Hyatt, 1884 (original description)
Dimeroceras Hyatt, 1884 † (original description)
Dimorphoceras Hyatt, 1884 † (original description)
Discitoceras Hyatt, 1884 † (original description)
Discoclymenia Hyatt, 1884 † (original description)
Edaphoceras Hyatt, 1884 † (original description)
Enclimatoceras Hyatt, 1884 (original description)
Ephippioceras Hyatt, 1884 † (original description)
Eremoceras Hyatt, 1884 † (original description)
Gastrioceras Hyatt, 1884 † (original description)
Geisonoceras Hyatt, 1884 † (original description)
Gephuroceras Hyatt, 1884 (original description)
Glyphioceras Hyatt, 1884 (original description)
Gonioclymenia Hyatt, 1884 † (original description)
Grypoceras Hyatt, 1884 † (original description)
Heminautilinus Hyatt, 1884 (original description)
Hexameroceras Hyatt, 1884 † (original description)
Homoceras Hyatt, 1884 † (original description)
Kionoceras Hyatt, 1884 † (original description)
Koninckioceras Hyatt, 1884 † (original description)
Kophinoceras Hyatt, 1884 † (original description)
Litoceras Hyatt, 1884 † (original description)
Maelonoceras Hyatt, 1884 † (original description)
Maeneceras Hyatt, 1884 † accepted as Maenioceras Schindewolf, 1933 † (original description)
Manticoceras Hyatt, 1884 † (original description)
Metacoceras Hyatt, 1884 † (original description)
Mimoceras Hyatt, 1884 (original description)
Mojsvaroceras Hyatt, 1884 † (original description)
Munsteroceras Hyatt, 1884 † (original description)
Naedyceras Hyatt, 1884 † (original description)
Nephriticeras Hyatt, 1884 † (original description)
Nomismoceras Hyatt, 1884 † (original description)
Oonoceras Hyatt, 1884 † (original description)
Oxyclymenia Hyatt, 1884 † (original description)
Paralegoceras Hyatt, 1884 † (original description)
Parodiceras Hyatt, 1884 † (original description)
Phacoceras Hyatt, 1884 † (original description)
Pharciceras Hyatt, 1884 † (original description)
Phloioceras Hyatt, 1884 † (original description)
Phthanocoris Scudder, 1883 † (original description)
Platyclymenia Hyatt, 1884 † (original description)
Plectoceras Hyatt, 1884 † (original description)
Popanoceras Hyatt, 1884 † (original description)
Prionoceras Hyatt, 1883 † (original description)
Pselioceras Hyatt, 1884 † (original description)
Rizosceras Hyatt, 1884 † (original description)
Rutoceras Hyatt, 1884 † (original description)
Sactoceras Hyatt, 1884 † (original description)
Sandbergeoceras Hyatt, 1884 † (original description)
Schistoceras Hyatt, 1884 † (original description)
Sellaclymenia Hyatt, 1884 † (original description)
Sellacymenia Hyatt, 1884 † (original description)
Septameroceras Hyatt, 1884 (original description)
Solenoceras Hyatt, 1884 † accepted as Coelogasteroceras Hyatt, 1892 † (original description)
Sphyradoceras Hyatt, 1884 † (original description)
Sporadoceras Hyatt, 1884 † (original description)
Spyroceras Hyatt, 1884 † (original description)
Stroboceras Hyatt, 1884 † (original description)
Strophiceras Hyatt, 1884 † (original description)
Tainoceras Hyatt, 1884 † (original description)
Tetrameroceras Hyatt, 1884 † (original description)
Titanoceras Hyatt, 1884 † (original description)
Tornoceras Hyatt, 1884 † (original description)
Trematoceras Hyatt, 1884 † accepted as Streptodiscus Miller, 1892 † (original description)
Triainoceras Hyatt, 1884 † (original description)
Triboloceras Hyatt, 1884 † (original description)
Trimeroceras Hyatt, 1884 † (original description)
Tripleuroceras Hyatt, 1884 † (original description)
Triplooceras Hyatt, 1884 † (original description)
Tripteroceras Hyatt, 1884 † (original description)
Uranoceras Hyatt, 1884 † (original description)
Vaginoceras Hyatt, 1884 † (original description)
Zittelloceras Hyatt, 1884 † (original description)