Avaoceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Clelandoceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Copiceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Cyptendocerina Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Diaphoroceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Dresseroceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Endocycloceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Eothinoceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Lawrenceoceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Leptocyrtoceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Manitouoceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Monogonoceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Oxfordoceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Rudolfoceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Stylocyrtoceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Vassaroceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)
Woosteroceras Ulrich, Foerste, Miller & Unklesbay, 1944 † (original description)