Pseudocyrtoceras acus (FOSSIL) (Koninck, 1880 †)
Subdoloceras atrouzense (FOSSIL) Kröger, 2008 †
Mooreoceras australis (FOSSIL) C.O. Waterhouse, 1987 †
Dinocycloceras ballianum (FOSSIL) (Girty, 1909 †)
Hebetorthoceras brokenarrowense (FOSSIL) Kröger & Mapes, 2005 †
Probatoceras crassum (FOSSIL) P.A. Zhuravleva, 1978 †
Mitorthoceras crebriliratum (FOSSIL) (Girty, 1909 †)
Subormoceras dobrovljanense (FOSSIL) (Kiselev, 1968 †)
Subdoloceras engeseri (FOSSIL) Kröger, 2008 †
Subormoceras erfoudense (FOSSIL) Kröger, 2008 †
Mooreoceras giganteum (FOSSIL) Clifton, 1942 †
Mitorthoceras girtyi (FOSSIL) W.J. Gordon, 1964 †
Simorthoceras gracile (FOSSIL) Shimanskiy, 1954 †
Buchanoceras graviventrum (FOSSIL) Teichert & Glenister †
Hebetorthoceras indianum (FOSSIL) (Girty, 1909 †)
Mooreoceras kansasense (FOSSIL) †
Pseudorthoceras knoxense (FOSSIL) (McChesney, 1859 †)
Pseudorthoceras knoxsense (FOSSIL) McChesney †
Sibumasuoceras langkawiense (FOSSIL) (Kobayashi, 1959 †)
Pseudorthoceras neumannae (FOSSIL) Shimanskiy, 1954 †
Neocycloceras obliqueannulatum (FOSSIL) (L. Waagen, 1879 †)
Neocycloceras obliquum (FOSSIL) Flower & Caster, 1935 †
Geidoloceras ouaoufilalense (FOSSIL) Kröger, 2008 †
Mitorthoceras perfilosum (FOSSIL) W.J. Gordon, 1960 †
Pseudorthoceras pillae (FOSSIL) (C. Gemmellaro, 1889 †)
Dnestroceras podolicum (FOSSIL) (Siemiradzki, 1906 †)
Dinocycloceras prolixum (FOSSIL) W.J. Gordon, 1964 †
Arpaoceras raphaeli (FOSSIL) P.A. Zhuravleva †
Subormoceras rashkovense (FOSSIL) (Kiselev, 1968 †)
Mooreoceras regulare (FOSSIL) J. Brown & al., 1964 †
Subormoceras rissaniense (FOSSIL) Kröger, 2008 †
Mooreoceras sibumasuense (FOSSIL) Niko & al., 2005 †
Pseudorthoceras simense (FOSSIL) Shimanskiy, 1954 †
Subormoceras skalaense (FOSSIL) (Kiselev, 1968 †)
Pseudorthoceras stonense (FOSSIL) W.J. Gordon, 1964 †