Cenoceras quadrangularis (FOSSIL) (Pia, 1914 †)
Digonioceras robustum (FOSSIL) (Foord & Crick, 1890 †)
Cenoceras rotundum (FOSSIL) A. Hyatt, 1894 †
Cenoceras rugosus (FOSSIL) (Buvignier, 1852 †)
Heminautilus sanctaecrucis (FOSSIL) Conte, 1980 †
Metacenoceras saoudense (FOSSIL) Tinant, 1987 †
Heminautilus saxbii (FOSSIL) (Morris, 1848 †)
Cenoceras schlumbergeri (FOSSIL) (Terquem, 1855 †)
Cenoceras schmidti (FOSSIL) (Giebel, 1852 †)
Ophionautilus schwalmi (FOSSIL) Prinz, 1906 †
Cenoceras secernendus (FOSSIL) (Pia, 1914 †)
Cenoceras semiornatus (FOSSIL) (Crick, 1898 †)
Cenoceras semistriatum (FOSSIL) (A.V.M.D. D'Orbigny,1843 †)
Cenoceras semseyi (FOSSIL) Prinz, 1904 †
Cenoceras simillimum (FOSSIL) Foord & Crick, 1890 †
Cenoceras simillissimus (FOSSIL) (Foord & Crick, 1890 †)
Cenoceras simillissimus (FOSSIL) †
Cenoceras smithi (FOSSIL) Foord & Crick, 1890 †
Cenoceras spreaficoi (FOSSIL) (C.F. Parona, 1897 †)
Cenoceras stoppanii (FOSSIL) (C.F. Parona, 1897 †)
Cenoceras striatum (FOSSIL) (Sowerby, 1817 †)
Cenoceras sturi (FOSSIL) (J. Von Hauer, 1856 †)
Digonioceras terebratum (FOSSIL) (Dumortier, 1874 †)
Cenoceras thiollieri (FOSSIL) Tinant, 1998 †
Cenoceras thyrrenus (FOSSIL) (Tagliarini, 1901 †)
Digonioceras tinanti (FOSSIL) Rulleau, 2008 †
Cenoceras toarcense (FOSSIL) (A.V.M.D. D'Orbigny,1850 †)
Cenoceras trechmanni (FOSSIL) Kummel, 1953 †
Cenoceras tricarinatus (FOSSIL) Vadasz, 1910 †
Cenoceras truncatus (FOSSIL) (Sowerby, 1816 †)
Pictonautilus verciacensis (FOSSIL) (Lissajous, 1923 †)
Cenoceras zignoi (FOSSIL) (C. Gemmellaro, 1886 †)
Ophionautilus zitteli (FOSSIL) (C. Gemmellaro, 1886 †)