Helix isabella A.E.J. Férussac, 1822
Isognomostoma isognomostoma (J.S. Schröter, 1784)
Cattania ista A. Reischütz, N. Steiner-Reischütz& P.L. Reischütz, 2016
Helix jervisensis J.R.C. Quoy & J.P. Gaimard,1832
Megalotachea joossi (FOSSIL) (Pfeffer, 1930) †
Klikia joossii (FOSSIL) (Miller, 1907) †
Otala jourdaniana (J.R. Bourguignat, 1867)
Otala juilleti (A. Terver, 1839)
Klikia kaeufeli (FOSSIL) Wenz, 1927 †
Tingitana keblina (P.M. Pallary, 1910)
Tingitana keblina conglobata (P.M. Pallary, 1926)
Rossmaessleria keltiensis J. Galindo, 2017
Megalotachea kinkelini (FOSSIL) (O. Boettger, 1885) †
Helicigona kiralikoeica (M. von Kimakowicz, 1890)
Liburnica kleciachi (L. Pfeiffer, 1870)
Eremina kobelti (C.A. Westerlund, 1844)
Stekloviella koehnei (FOSSIL) Schlickum & Strauch,1972 †
Liburnica kollari (L. Pfeiffer, 1856)
Helicigona korabensis P. Subai, 1997
Helicigona krueperi (O. Böttger, 1891)
Loxana ksibaensis J. Ahuir Galindo, 2013
Rossmaessleria kucerai J. Galindo, 2017
Superba kulmakana (P. Subai & Z. Fehér,2006)
Levantina kurdistana (L. Pfeiffer, 1862)
Klikia labiata (FOSSIL) (B. Klika, 1891 †)
Otala lactea (O.F. Müller, 1774)
Otala lactea murcica (E.A. Rossmässler, 1854)
Tingitana laffiteana P.M. Pallary, 1928
Tingitana laffiteana umbilicata P.M. Pallary, 1928
Helicigona lapicida (C. Linnaeus, 1758)
Helicigona lapicida andorrica J.R. Bourguignat, 1876
Tingitana lapierrei P.M. Pallary, 1936
Tingitana larochana (P.M. Pallary, 1928)
Hemicycla laurijona M.R. Alonso & C.M. Ibáñez,2007
Lechatelieria lechatelieri (P.M. Pallary, 1917)