Metengonoceras acutum (FOSSIL) A. Hyatt, 1903 †
Metengonoceras ambiguum (FOSSIL) A. Hyatt, 1903 †
Metengonoceras arnaudi (FOSSIL) Grossouvre, 1912 †
Metengonoceras aspenanum (FOSSIL) Reeside & Weymouth,1931 †
Metengonoceras bedoti (FOSSIL) Grossouvre, 1912 †
Engonoceras belviderense (FOSSIL) Cragin, 1894 †
Metengonoceras bravoense (FOSSIL) Böse, 1928 †
Neolobites choffati (FOSSIL) A. Hyatt, 1903 †
Engonoceras complicatum (FOSSIL) A. Hyatt, 1903 †
Metengonoceras dumbli (FOSSIL) (Cragin, 1893 †)
Engonoceras elegans (FOSSIL) J. Kennedy & al., 1998 †
Engonoceras emarginatum (FOSSIL) Cragin, 1893 †
Neolobites fourteaui (FOSSIL) Pervinquière, 1907 †
Protengonoceras gabbi (FOSSIL) (Böhm, 1898 †)
Engonoceras gibbosum (FOSSIL) A. Hyatt, 1903 †
Engonoceras hilli (FOSSIL) Böhm, 1898 †
Metengonoceras inscriptum (FOSSIL) A. Hyatt, 1903 †
Engonoceras iris (FOSSIL) Spath, 1924 †
Neolobites kummeli (FOSSIL) Benavides-Caceres, 1956 †
Metengonoceras oliveirai (FOSSIL) I.M. Brito, 1967 †
Neolobites peroni (FOSSIL) A. Hyatt, 1903 †
Engonoceras pierdenale (FOSSIL) (von Buch, 1848 †)
Protengonoceras planum (FOSSIL) A. Hyatt, 1903 †
Engonoceras retardum (FOSSIL) A. Hyatt, 1903 †
Engonoceras serpentinum (FOSSIL) Cragin, 1900 †
Engonoceras stolleyi (FOSSIL) Böhm, 1898 †
Engonoceras subjectum (FOSSIL) A. Hyatt, 1903 †
Metengonoceras teigenense (FOSSIL) Cobban & J. Kennedy,1989 †
Neolobites vibrayeanus (FOSSIL) (A.V.M.D. D'Orbigny,1841 †)
Engonoceras wilkinsoni (FOSSIL) A. Packard, 1956 †