Cerion torrei ornatum H.A. Pilsbry & E.G. Vanatta,1899
Cerion tortuga H.A. Pilsbry & E.G. Vanatta,1928
Strophiops tracta C.J. Maynard, 1894
Strophiops transitoria C.J. Maynard, 1913
Strophiops transmutata C.J. Maynard & W.F. Clapp,1921
Strophiops travellii C.J. Maynard & W.F. Clapp,1921
Cerion tridentatum H.A. Pilsbry & E.G. Vanatta,1895
Cerion tridentatum costellatum H.A. Pilsbry, 1946
Cerion tridentatum rocai W.J. Clench & C.G. Aguayo,1953
Cerion tumidula G.P. Deshayes, 1851
Cerion turgidum C. de la Torre & D.A. Welch,1934
Strophiops turnerae W.J. Clench & C.G. Aguayo,1952
Strophiops ultima C.J. Maynard, 1913
Strophiops uniformis C.J. Maynard, 1913
Strophiops universa C.J. Maynard, 1913
Cerion utowana W.J. Clench, 1933
Cerion utriculus K.T. Menke, 1829
Cerion uva (C. Linnaeus, 1758)
Cerion uva bonairensis F.C. Baker, 1914
Cerion uva desculptum H.A. Pilsbry & E.G. Vanatta,1896
Cerion uva hatoensis H.B. Baker, 1924
Cerion uva knipensis F.C. Baker, 1914
Cerion uva kralendijki H.B. Baker, 1924
Strophiops vagabunda C.J. Maynard & W.F. Clapp,1925
Strophiops valida C.J. Maynard & W.F. Clapp,1920
Cerion vanattai (W.J. Clench & C.G. Aguayo,1951)
Strophiops variabile W.H. Dall, 1905
Strophiops variabile pupilla W.H. Dall, 1905
Strophiops varianivia C.J. Maynard, 1913
Strophiops variapurpurea C.J. Maynard, 1913
Strophiops variata C.J. Maynard & W.F. Clapp,1919
Strophiops variathorndikei C.J. Maynard, 1913
Cerion variegata L. Pfeiffer, 1868
Cerion varius (C. Bonnet, 1846)
Cerion ventricosior H.H. Beck, 1837