Calocyrtoceras cognatum (FOSSIL) (Barrande, 1865 †)
Gaspocyrtoceras clarksoni (FOSSIL) Holland, 2000 †
Lyecoceras columnare (FOSSIL) (Marklin, 1857 †)
Paraphragmites ascoceroides (FOSSIL) Flower, 1943 †
Cyrtocycloceras urbanum (FOSSIL) (Barrande, 1866 †)