Epitonium schepmani (J.C. Melvill, 1910)
Epitonium schoedei (K.H.J. Thiele, 1925)
Foratiscala sculptata (FOSSIL) (G.P. Deshayes, 1861 †)
Amaea secunda J.T. Kuroda & K. Itô,1961
Springvaleia secunda (FOSSIL) N.E. Weisbord, 1962 †
Scalaria semicostata (FOSSIL) Wood, 1874 †
Cycloscala semidisjuncta (J.G. Jeffreys, 1884)
Epitonium sericifila (W.H. Dall, 1889)
Amaea sericogazea (H. Masahito, J.T. Kuroda& T. Habe, 1971)
Amaea setonaikaiensis H. Masahito & T. Habe,1975
Epitonium sexcostum (F.P. Jousseaume, 1912)
Claviscala shimajiriensis (FOSSIL) F.S. MacNeil, 1960 †
Epitonium shyorum H. DuShane & J.H. McLean,1968
Periapta siapnoi (H. DuShane, 1977)
Cylindriscala sibogae (M.M. Schepman, 1909)
Epitonium sillimani (FOSSIL) Morton, 1834 †
Gibboscala simbirskensis (FOSSIL) Blagovetshenskiy, 2015 †
Epitonium simplex (G.B. III Sowerby, 1894)
Cirsotrema skoglundae E.F. Garcia, 2010
Epitonium skoglundae H. DuShane, 1974
Epitonium smithfieldensis (FOSSIL) W.C. Mansfield, 1929 †
Epitonium smithi (G.W. Tryon, 1887)
Epitonium smriglioi A. Bonfitto, 2010
Epitonium sohli (FOSSIL) Ward & B.W. Blackwelder,1987 †
Amaea solangeae L. Bozzetti, 2008
Cylindriscala solar (T. Nakayama, 1995)
Epidendrium sordidum E. Gittenberger& A. Gittenberger, 2005
Opalia soror (N.H. Odhner, 1919)
Epitonium sororastra R.N. Kilburn, 1985
Epitonium sousai L. Bozzetti, 2008
Epitonium sowerbyanum (P. Nyst, 1871)
Epitonium sowerbyi S. Clessin, 1884
Striaticostatum sparsum (FOSSIL) N.F. Sohl, 1964 †
Cavoscala species (FOSSIL) †
Rugatiscala species (FOSSIL) †