Kamerunoceras tinrhertense (FOSSIL) M. Collignon, 1965 †
Tlahualiloceras tlahualiloensis (FOSSIL) Kellum & Mintz, 1962 †
Neocardioceras transiens (FOSSIL) J. Kennedy & al., 1996 †
Burroceras transitorium (FOSSIL) Cobban & al., 1989 †
Benueites trinidadensis (FOSSIL) Renz, 1982 †
Protacanthoceras tuberculatum (FOSSIL) Thomel, 1972 †
Mantelliceras tuberculatum (FOSSIL) (Mantell, 1822 †)
Newboldiceras tunisiense (FOSSIL) J. Kennedy, 2015 †
Kamerunoceras turoniense (FOSSIL) (A.V.M.D. D'Orbigny,1850 †)
Neocardioceras uptonense (FOSSIL) Cobban, 1988 †
Mitonia venezolana (FOSSIL) Renz & J. Alvarez, 1979 †
Mantelliceras ventnorense (FOSSIL) Diener, 1925 †
Newboldiceras vergonsense (FOSSIL) (M. Collignon, 1937 †)
Protacanthoceras vetula (FOSSIL) Cobban, 1987a †
Utaturiceras vicinale (FOSSIL) (F. Stoliczka, 1864 †)
Romaniceras viterboensis (FOSSIL) F. Haas 1960 †
Graysonites wacoense (FOSSIL) (Böse, 1928 †)
Alzadites westonensis (FOSSIL) J. Kennedy & Cobban,1990 †
Morrowites wingi (FOSSIL) (C.C. Morrow, 1935 †)
Pseudacanthoceras wintoni (FOSSIL) Adkins, 1928 †
Neocardioceras woodwardi (FOSSIL) Cobban,Hook & J. Kennedy, 1989 †
Plesiacanthoceras wyomingense (FOSSIL) (Reagan, 1924 †)
Yubariceras yubarense (FOSSIL) (E. Matsumoto & al.,1957 †)