Eubostrychoceras acuticostatum (FOSSIL) (A.V.M.D. D'Orbigny,1842 †)
Nostoceras alternatus (FOSSIL) (M. Tuomey, 1854 †)
Madagascarites amapondense (FOSSIL) Van Hoepen, 1921 †
Axonoceras angolanum (FOSSIL) F. Haas, 1943 †
Nostoceras angolense (FOSSIL) A. Hyatt 1894 †
Didymoceras angulatum (FOSSIL) (F.B. Meek & Hayden,1860 †)
Nostoceras approximans (FOSSIL) (T.A. Conrad, 1855 †)
Nostoceras archiacianum (FOSSIL) (A.V.M.D. D'Orbigny,1842 †)
Nostoceras arkanasanum (FOSSIL) J. Kennedy & Cobban,1993 †
Nostoceras arkansanum (FOSSIL) Kennedy & Cobban, 1993b †
Nostoceras attenuatum (FOSSIL) Brunnschweiler, 1966 †
Didymoceras aurarium (FOSSIL) J. Kennedy & al., 2000 †
Didymoceras aurarium (FOSSIL) Cobban,Kennedy & Scott, 2000 †
Didymoceras awajiense (FOSSIL) Yabe, 1901 †
Didymoceras binodosum (FOSSIL) (J. Kennedy & Cobban,1993 †)
Nostoceras budanyi (FOSSIL) A. Hyatt 1894 †
Didymoceras californicum (FOSSIL) Anderson, 1958 †
Didymoceras cheyennense (FOSSIL) (F.B. Meek & Hayden,1856 †)
Didymoceras clardyi (FOSSIL) Cobban & Kennedy, 1993a †
Didymoceras cochleatus (FOSSIL) (F.B. Meek & Hayden,1858 †)
Nostoceras colubriformis (FOSSIL) L.W. Stephenson, 1941 †
Cirroceras conradi (FOSSIL) (Morton, 1841 †)
Nostoceras danei (FOSSIL) J. Kennedy & Cobban,1993 †
Didymoceras donezianum (FOSSIL) Michailov, 1951 †
Nostoceras draconis (FOSSIL) L.W. Stephenson, 1941 †
Nostoceras ellipticum (FOSSIL) A. Hyatt 1894 †
Exiteloceras etequense (FOSSIL) Lewy, 1969 †
Nostoceras fischeri (FOSSIL) Brunnschweiler, 1966 †
Anaklinoceras gordiale (FOSSIL) Cobban,Kennedy & Scott, 1992 †
Nostoceras helicinus (FOSSIL) (Shumard, 1861 †)
Nostoceras hetonaiense (FOSSIL) E. Matsumoto, 1977 †
Didymoceras hidakense (FOSSIL) Y. Shigeta, 2016 †
Didymoceras hornbyense (FOSSIL) (J.J.F. Whiteaves,1876 †)
Nostoceras hyatti (FOSSIL) L.W. Stephenson, 1941 †
Helicoceras hystriculum (FOSSIL) White, 1887 †