Alaskoceras alaskensis (FOSSIL) Miller & Kummel 1945 †
Aphetoceras americanum (FOSSIL) A. Hyatt, 1894 †
Pycnoceras apertum (FOSSIL) A. Hyatt, 1894 †
Aphetoceras attenuatum (FOSSIL) A. Hyatt, 1894 †
Aphetoceras boreale (FOSSIL) A. Hyatt, 1894 †
Pycnoceras calciferiforme (FOSSIL) A. Hyatt, 1894 †
Clytoceras capax (FOSSIL) Ulrich & al., 1942 †
Aethoceras caurus (FOSSIL) Teichert & Glenister †
Pycnoceras clausum (FOSSIL) Ulrich & al., 1942 †
Shumardoceras complanatum (FOSSIL) (Shumard, 1863 †)
Tragoceras decheni (FOSSIL) (Remele, 1886 †)
Aphetoceras delectans (FOSSIL) Teichert & Glenister †
Aphetoceras evolutum (FOSSIL) Ulrich & al., 1942 †
Tragoceras falcatum (FOSSIL) (Schlotheim, 1820 †)
Aphetoceras farnsworthi (FOSSIL) (Billings, 1861 †)
Shumardoceras fragile (FOSSIL) Ulrich & al., 1942 †
Estonioceras imperfectum (FOSSIL) (F.A. von Quenstedt,1845 †)
Estonioceras lamellosum (FOSSIL) (W.v. Hisinger †)
Aphetoceras oderi (FOSSIL) Ulrich & al., 1942 †
Estonioceras proteus (FOSSIL) Holm †
Pycnoceras rotundatum (FOSSIL) Ulrich & al., 1942 †
Aphetoceras ruedemanni (FOSSIL) Ulrich & al., 1942 †
Alaskoceras sewardense (FOSSIL) (Flower †)
Tragoceras subcostatum (FOSSIL) (Angelin †)
Aphetoceras subcostulatum (FOSSIL) Ulrich & al., 1942 †
Shumardoceras taneyense (FOSSIL) Ulrich & al., 1942 †