Scaphellopsis sanctaemariae (FOSSIL) E.J. Petuch, 1989 †
Miomelon santacrucensis (FOSSIL) Chiesa & al., 1995 †
Alcithoe sarissa (FOSSIL) R. Tate, 1889 †
Athleta sayanus (FOSSIL) (T.A. Conrad, 1833 †)
Volutospina scalaris (FOSSIL) (J. de C. Sowerby,1843 †)
Eosephaea schilderi (FOSSIL) Renard, 1994 †
Alcithoe scitula (FOSSIL) J. Marwick, 1926 †
Alcithoe scopi (FOSSIL) J. Marwick, 1926 †
Adelomelon scoresbyana (A.W.B. Powell, 1951)
Cymbiola scottjordani G.T. Poppe & S.P. Tagaro,2005
Fusivoluta sculpturata (J.R. le B. Tomlin, 1945)
Alcithoe seelyeorum P. Bail & A. Limpus, 2005
Lyria semiacuticostata (FOSSIL) (G.B. Pritchard, 1896 †)
Scaphella seminole (FOSSIL) E.J. Petuch, 1994 †
Athleta semirugata (H.A. Rehder & C.S. Weaver,1974)
Cymbium senegalensis I. Marche-Marchad, 1978
Voluta septemcostata (FOSSIL) E. Forbes, 1846 †
Alcithoe sequax (FOSSIL) J. Marwick, 1923 †
Ericusa sericata G. Thornley, 1951
Calliotectum shinzatoensis (FOSSIL) (F.S. MacNeil, 1960 †)
Scaphella siemssenii (FOSSIL) (Boll, 1851 †)
Lyria silicata (FOSSIL) W.H. Dall, 1915 †
Amoria simoneae P. Bail & A. Limpus, 2003
Pseudaulicina simplex (FOSSIL) Furon & Kouriatchy,1948 †
Tectaplica simplica (FOSSIL) B. Wade, 1916 †
Odontocymbiola simulatrix J.H. Leal & P. Bouchet,1989
Volutilithes sindhiensis (FOSSIL) D. Merle & al., 2014 †
Volutospina sindiensis (FOSSIL) E.W. Vredenburg, 1925 †
Lyrischapa sismondai (FOSSIL) (d'Archiac & Haime,1853 †)
Calliotectum smithi (P. Bartsch, 1942)
Pachymelon smithi (FOSSIL) A.W.B. Powell, 1950 †
Fulgoraria smithi (G.B. III Sowerby, 1901)
Athleta sohli (FOSSIL) Abbass, 1967 †
Lyria solangeae L. Bozzetti, 2008
Pakiluta solangii (FOSSIL) D. Merle & J.M. Pacaud,2014 †