Paraoecotraustes splendens (FOSSIL) Arkell †
Oppelia stantoni (FOSSIL) Imlay, 1964 †
Neochetoceras steraspis (FOSSIL) (Oppel, 1863 †)
Oppelia subcostaria (FOSSIL) (Oppel, 1862 †)
Oppelia subcostata (FOSSIL) (Buckman, 1881 †)
Oppelia subradiata (FOSSIL) (A.V.M.D. D'Orbigny,1823 †)
Hecticoceras suevum (FOSSIL) Bonarelli †
Brightia sveva (FOSSIL) Bonarelli, 1893 †
Lunuloceras taeniolatum (FOSSIL) (Bonarelli, 1893 †)
Trimarginites taeniolatus (FOSSIL) Jeannet, 1951 †
Oxydiscites taimyrensis (FOSSIL) Mesezhnikov, 1976 †
Koloceras talenkanum (FOSSIL) Riccardi & al., 1987 †
Taramelliceras tarkowskii (FOSSIL) Quéreilhac, 2009 †
Taramelliceras taurimontanum (FOSSIL) (Erni, 1934 †)
Strebliticeras tegulatum (FOSSIL) (F.A. von Quenstedt,1887 †)
Alcidellus tenuistriatus (FOSSIL) de Grossouvre, 1888 †
Distichoceras theobaldi (FOSSIL) Erni, 1934 †
Taramelliceras theoi (FOSSIL) Quereilhac & Guinot,2011 †
Taramelliceras trachynotum (FOSSIL) (Oppel, 1862 †)
Richeiceras tricristatum (FOSSIL) (Oppel, 1863 †)
Putealiceras trilineatum (FOSSIL) L. Waagen, 1875 †
Trimarginites trimarginatus (FOSSIL) (Oppel, 1863 †)
Chanasia trinodosa (FOSSIL) Gerard & Contaut, 1936 †
Oecotraustes umbilicatus (FOSSIL) (Buckman, 1926 †)
Trimarginites villersi (FOSSIL) Rollier, 1911 †
Sublunuloceras virguloides (FOSSIL) Gerard & Contaut, 1936 †
Phlycticeras waageni (FOSSIL) Buckman, 1914 †
Sanmartinoceras walchense (FOSSIL) (Etheridge, 1892 †)
Aconeceras walshense (FOSSIL) (Etheridge, 1892 †)
Trimarginites waterhousei (FOSSIL) (Morris & J. Lycett,1850 †)
Popanites wrzosoviensis (FOSSIL) (Malinowska, 1963 †)
Oxycerites yeovilensis (FOSSIL) Rollier †
Mazapilites zitteli (FOSSIL) Burckhardt, 1906 †
Substreblites zonarius (FOSSIL) (Oppel, 1865 †)