Allocrioceras Spath, 1926 † (original description)
Eubaculites Spath, 1926 † (original description)
Euhomaloceras Spath, 1926 † (original description)
Exciteloceras Spath, 1926 † (original description)
Metacalycoceras Spath, 1926 † accepted as Calycoceras Hyatt in Eastman-Zittel, 1900 † (original description)
Metaplacenticeras Spath, 1926 † (original description)
Metaptychoceras Spath, 1926 † (original description)
Neancycloceras Spath, 1926 † (original description)
Neocardioceras Spath, 1926 † (original description)
Phlycticrioceras Spath, 1926 † (original description)
Prionocycloceras Spath, 1926 † (original description)
Proplacenticeras Spath, 1926 † (original description)
Pseudoplacenticeras Spath, 1926 † (original description)
Pseudopuzosia Spath, 1926 † (original description)
Submortoniceras Spath, 1926 † (original description)