Paraphaedusa subpolita (E.A. Smith, 1896) Indonesia
Pravispira subserrulata L. Németh & M. Szekeres,2004.
Pfeifferiella subterranea W.K. Weyrauch, 1957 Peru, Cajamarca
Nothoserrulina subterranea L. Németh & M. Szekeres,1995. Turkey10 mm
Megalophaedusa subulina (O.F. von Möllendorff,1882)
Nordsieckia succedens (FOSSIL) H. Nordsieck, 2007 †
Synprosphyma succinea (P.M. Heude, 1886)
Dilataria succineata (E.A. Rossmässler, 1836) Italy, Udine
Dilataria succineata pulchella (L. Pfeiffer, 1848) Croatia13 mm
Pinguiphaedusa sugimotonis (H. Minato & A. Tada,1978) Ajiro, Ehime, Japan
Pinguiphaedusa sugimotonis misaki (H. Minato & A. Tada,1978) Japan, Osaka
Synprosphyma suilla (A.R.J.B. Bavay& P. Dautzenberg, 1909) Vietnam, Muong-Bo24 mm
Synprosphyma suilla major (A.R.J.B. Bavay& P. Dautzenberg, 1909) Vietnam, Muong-Bo29,1 mm
Synprosphyma suilla minor (A.R.J.B. Bavay& P. Dautzenberg, 1909) Vietnam, Muong-Bo21 mm
Tropidauchenia sulcicollis Grego & Szekeres, 2017
Agathylla sulcosa (J.A. Wagner, 1829) Croatia13 mm
Agathylla sulcosa acicula (F.J. Cantraine, 1835) Yugoslavia11,3 mm
Agathylla sulcosa camenensis (A.J. Wagner, 1912) Croatia
Agathylla sulcosa cataphracta (L. Pfeiffer, 1848) Yugoslavia12,7 mm
Agathylla sulcosa irregularis (E.A. Rossmässler, 1835) Dalmatia13,4 mm
Oospira suluana (O.F. von Möllendorff,1894)
Sabaeola sumarana (M. Connolly, 1941) Yemen, Jabal Sumara11,7 mm
Oospira sumatrana (E.C. Von Martens, 1864) Indonesia, Sumatra22,5 mm
Euxinastra sumelae E. Neubert, 1993 Turkey20,9 mm
Carinigera superba H. Nordsieck, 1977 Macedonia20 mm
Albinaria supercarinata E. Gittenberger& H.P.M.G. Menkhorst, 1992 Turkey16 mm
Tyrannophaedusa surugensis H.A. Pilsbry, 1902 Japan, Kanagawa15,9 mm
Balea swalesi R.C. Preece& E. Gittenberger, 2003
Formosana swinhoei (L. Pfeiffer, 1855) Taiwan26 mm
Leptocochlea sykesi (A.R.J.B. Bavay& P. Dautzenberg, 1899) Vietnam, Bac-Son12,3 mm
Leptocochlea sykesi letrungthongi J. Grego & M. Szekeres,2011 Vietnam, Lang Son12,3 mm
Muticaria syracusana (R.A. Philippi, 1836) Sicily, Siracusa14,3 mm
Muticaria syracusana neuteboomi J. Beckmann, 1990 Italy, Sicily Island14,5 mm
Phaedusa szechuanensis H.A. Pilsbry, 1934 China, Yuchi
Liparophaedusa szekeresi Thach, 2017