Menuites menu (FOSSIL) (E. Forbes, 1846 †)
Chimbuites mirindowensis (FOSSIL) Wright, 1963 †
Neodesmoceras mokotibensis (FOSSIL) (E. Matsumoto 1947 †)
Canadoceras multicostatum (FOSSIL) T. Matsumoto, 1954 †
Menuites naibutiensis (FOSSIL) T. Matsumoto, 1955 †
Pachydiscus naumanni (FOSSIL) (Yokoyama, 1890 †)
Menuites nelchinensis (FOSSIL) A.M. Jones, 1963 †
Pachydiscus neubergicus (FOSSIL) (J. Von Hauer, 1858 †)
Canadoceras newberryanum (FOSSIL) (F.B. Meek, 1858 †)
Neodesmoceras obsoletiformis (FOSSIL) Jones, 1963 †
Pachydiscus oceanus (FOSSIL) (C.J. Maury, 1930 †)
Pachydiscus oldhami (FOSSIL) (Sharpe, 1855 †)
Pachydiscus ootacodensis (FOSSIL) (Stolickzka, 1865 †)
Menuites oralensis (FOSSIL) Cobban & Kennedy, 1993 †
Pachydiscus oregonensis (FOSSIL) Anderson, 1958 †
Nowakites pailletteanus (FOSSIL) (A.V.M.D. D'Orbigny,1841 †)
Pachydiscus panochensis (FOSSIL) Anderson 1958 †
Pachydiscus parahybensis (FOSSIL) (C.J. Maury 1930 †)
Patagiosites patagiosus (FOSSIL) Spath, 1953 †
Pachydiscus patagonicus (FOSSIL) (Paulcke, 1907 †)
Pachydiscus peninsularis (FOSSIL) (Anderson & G.D. Hanna 1935 †),
Lewesiceras peramplum (FOSSIL) (Mantell, 1822 †)
Pachydiscus perfidus (FOSSIL) (Grossouvre, 1894 †)
Pachydiscus perseus (FOSSIL) (C.J. Maury, 1930 †)
Menuites portlocki (FOSSIL) (J.W. Hall & F.B. Meek,1856 †)
Menuites portlocki (FOSSIL) (B. Sharp, 1855 †)
Pachydiscus poseidon (FOSSIL) (C.J. Maury, 1930 †)
Neodesmoceras princeps (FOSSIL) (Anderson, 1958 †)
Eupachydiscus pseudogrossouvrei (FOSSIL) M. Collignon, 1955 †
Pachydiscus psyche (FOSSIL) (C.J. Maury 1930 †)
Nowakites puertoensis (FOSSIL) Anderson, 1958 †
Pachydiscus reedsi (FOSSIL) (C.J. Maury, 1930 †)
Pachydiscus riccardi (FOSSIL) Macellari, 1986 †
Canadoceras riogramamense (FOSSIL) C.J. Maury, 1930 †
Nowakites rumseyensis (FOSSIL) Anderson, 1958 †