Proclydonautilus anianiensis (FOSSIL) (Shimansky, 1957 †) Russia, Tsvetkov Cape
Cosmonautilus dilleri (FOSSIL) A. Hyatt & Smith, 1905 † USA, California, Shasta
Proclydonautilus gasteroptychus (FOSSIL) (Dittmar, 1866 †) Austria, Oberösterreich, Gmunden
Proclydonautilus goniatites (FOSSIL) (J. Von Hauer, 1849 †) Austria, Oberösterreich, Gmunden
Proclydonautilus griesbachi (FOSSIL) (Mojsisovics †)
Cosmonautilus hersheyi (FOSSIL) Smith, 1927 † USA, California, Shasta
Proclydonautilus hessi (FOSSIL) Smith, 1927 † USA, California, Shasta
Proclydonautilus kiparisovae (FOSSIL) A.M. Popov, 1939 † Russia, Sakha, Verkhnekolymskiy
Proclydonautilus natosini (FOSSIL) McLearn, 1946 † Russia, Sakha, Eveno-Bytantayskiy rayon
Clydonautilus noricus (FOSSIL) (Mojsisovics, 1873 †) Austria, Oberösterreich, Gmunden
Proclydonautilus okhotensis (FOSSIL) E.S. Sobolev, 1998 † Russia, Maga Buryatdan, Ol'skiy
Cosmonautilus pacificus (FOSSIL) Smith, 1927 † USA, California, Shasta
Cosmonautilus polaris (FOSSIL) E.S. Sobolev, 1989 † Russia, Tsvetkov Cape
Proclydonautilus pseudoseimkanensis (FOSSIL) E.S. Sobolev, 1989 † Russia, Adycha basin
Clydonautilus quenstedti (FOSSIL) (J. Von Hauer, 1849 †) Austria, Oberösterreich, Gmunden
Clydonautilus salisburgensis (FOSSIL) (J. Von Hauer, 1849 †) Austria, Steiermark, Liezen
Styrionautilus sauperi (FOSSIL) (Haueri, 1846 †) Austria, Steiermark, Liezen
Proclydonautilus seimkanensis (FOSSIL) Bychkov, 1976 † Russia, Yana-Okhotsk basin
Cosmonautilus shastensis (FOSSIL) Smith, 1927 † California, Brock Mountain
Proclydonautilus sinekensis (FOSSIL) A.M. Popov, 1989 † Russia, Khabarovsk, Okhotskiy rayon
Proclydonautilus spirolobus (FOSSIL) (Dittmar, 1866 †) Austria, Oberösterreich, Gmunden
Proclydonautilus squawensis (FOSSIL) Kummel, 1953 † California, Brock Mountain
Proclydonautilus stantoni (FOSSIL) Smith, 1927 † USA, California, Shasta
Styrionautilus styriacus (FOSSIL) (Mojsisovics, 1873 †) Austria, Oberösterreich, Gmunden
Proclydonautilus triadicus (FOSSIL) (Mojsisovics, 1873 †) Austria, Steiermark, Liezen
Proclydonautilus ursensis (FOSSIL) Smith, 1927 † California, Brock Mountain