Helicella striatitala C.E. Prieto, 1985 Spain, Catalogna
Geomitra striatopunctata (FOSSIL) E.A.L. Kittl, 1894 † Italy, Trentino-Alto Adige, Bolzano
Euomphalia strigella (J.P.R. Draparnaud, 1801) Hungary, Satorljaujhely13 mm
Euomphalia strigella mehadiae (J.R. Bourguignat, 1881) Romania, Transylvania20 mm
Euomphalia strigella ruscinica (J.R. Bourguignat, 1881) France, Pyrenees15 mm
Trochulus striolatus (C. Pfeiffer, 1828) Germany13 mm
Trochulus striolatus danubialis (S. Clessin, 1874) Germany13,8 mm
Diodontella stschukini W.A. Lindholm, 1929 Caucasus
Stygius stuxbergi (C.A. Westerlund, 1876) Siberia, Khantaiskoye lake
Monacha subaii B. Hausdorf, 2000 Turkey, Antalya
Helicopsis subcalcarata G. Nägele, 1903 Turkey
Caseolus subcalliferus (L.A. Reeve, 1854) Madagascar
Metatheba subcarthusiana (W.A. Lindholm, 1913) Russia, Georgia14 mm
Trichia suberecta S. Clessin, 1873 Italy, Aosta
Urticicola suberinus (P. Bérenguier, 1885) France, Var
Helicopsis subfilimargo N. Gural-Sverlova, 2010 Ukraine
Metafruticicola sublecta (H. von Maltzan, 1884) Greece, Crete Island14,4 mm
Xerosecta submoesta (J.F. Mabille, 1898) Morocco, cap Cantin11 mm
Amandana subrogata (L. Pfeiffer, 1853) Spain8 mm
Xerosecta subrostrata (A.E.J. Férussac, 1821) Spain7 mm
Zenobiella subrufescens (J.S. Miller, 1822) France, Dax
Xeroleuca subsuta (E.C. Von Martens, 1900) Morocco, cap Cantin17 mm
Petasina subtecta (W. Polinski, 1929) Austria7,2 mm
Xerocrassa subvariegata (H. von Maltzan, 1883) Greece, Crete
Leucochroopsis subvillosa (FOSSIL) (Sandberger, 1858) †
Ponentina subvirescens (J.C. Bellamy, 1839) Spain5 mm
Noneulota surprisa A.A. Schileyko& M. Horsak, 2007 Russia, Altai Mountains
Archaica suspecta A.A. Schileyko& S.E. Moiseeva, 1989 Kyrgyzstan
Candidula syrensis (L. Pfeiffer, 1846) Greece
Monacha syriaca (C.G. Ehrenberg, 1831) Greece, Rhodos10,6 mm
Discula tabellata R.T. Lowe, 1852 Portugal, Madeira
Xerosecta taeniata (C.A. Westerlund, 1888) Morocco, cap Cantin12,8 mm
Monacha talischana (E.C. Von Martens, 1880) Azerbaijan
Paratheba talyschana (E.C. Von Martens, 1880) Caucasus
Kokotschashvilia tanta A.A. Schileyko, 1978 Caucasus