Levantina spiriplana hierosolyma (A. Mousson, 1854)
Levantina spiriplana lithophaga (T.A. Conrad, 1852)
Levantina spiriplana malziana (L. Pfeiffer, 1861)
Levantina spiriplana werneri W. Kobelt
Helix spirulina T.D.A. Cockerell, 1921
Pseudotachea splendida (J.P.R. Draparnaud, 1801)
Corneola squamatina (E.A. Rossmässler, 1835)
Chilostoma squammatinum (A. Moquin-Tandon, 1855)
Josephinella stenomphala (K.T. Menke, 1830)
Arianta stenzii (E.A. Rossmässler, 1835)
Dupotetia steppica (P.M. Pallary, 1926)
Helix straminea Briganti, 1825
Josephinella subaii W.A. Fauer, 1991
Helix subaperta C.M.F. Ancey, 1893
Rossmaessleria subcabriuscula (O. Böttger)
Helix subcalliferus L.A. Reeve, 1854
Theba subdentata (A.E.J. Férussac, 1821)
Theba subdentata bidentata P.M. Pallary, 1901
Theba subdentata helicella W. Wood, 1828
Theba subdentata legionaria C.F. Sacchi, 1955
Theba subdentata meridionalis C.F. Sacchi, 1955
Cepaea subglobosa (FOSSIL) (J.P.S. Grateloup,1828 †)
Helix subgranosa E.J. Le Guillou, 1842
Iberus subplanata S.A.A. Petit De La Saussaye,1843
Idiomela subplicata (G.B. I Sowerby, 1825)
Palaeotachea subsulcosa (FOSSIL) (Thomä, 1845) †
Alabastrina subvaminquei (P.M. Pallary, 1904)
Alabastrina subvaminquei albina (P.M. Pallary, 1904)
Alabastrina subvaminquei bifasciata (P.M. Pallary, 1904)
Alabastrina subvaminquei chafarinensis (P.M. Pallary, 1903)
Alabastrina subvaminquei lineata (P.M. Pallary, 1903)
Alabastrina subvaminquei muscata (P.M. Pallary, 1904)
Alabastrina subvaminquei zonata (P.M. Pallary, 1904)
Josephinella subzonata (A. Mousson, 1859)
Rossmaessleria sultana (P.M.A. Morelet, 1880)