Xerotricha barcinensis (J.R. Bourguignat, 1868) Spain, Tarragona4,8 mm
Monacha bari (L. Forcart, 1981) Lebanon
Helicella bathytera (C.A. Westerlund& H. Blanc, 1879) Greece
Montserratina becasis (J.P. Rambur, 1868) France, Pyrenees
Monacha beieri M. Klemm, 1962 Greece, Epirus15,3 mm
Candidula belemensis (G. Servain, 1880) Portugal, Faro9,1 mm
Candidula berkai C.E. Prieto, 1986 Spain
Xerosecta berkanensis (P.M. Pallary, 1918) Morocco, cap Cantin11 mm
Ichnusotricha berninii F.L. Giusti& G. Manganelli, 1987 Italy, Sardinia Island
Metafruticicola berytensis (L. Pfeiffer, 1841) Syria
Caseolus betamajor H.W. Waldén, 1983
Chilanodon bicallosa (L. Pfeiffer, 1853) Kazakhstan17,9 mm
Discula bicarinata (G.B. I Sowerby, 1824) Portugal, Madeira5 mm
Monacha bicinctae L. Benoit, 1840 Sicily, Siracusa12,5 mm
Trichia biconica L. Eder, 1917 Switzerland
Perforatella bidens (J.H. Chemnitz, 1786) Russia, Moscow8,2 mm
Perforatella bidentata (J.F. Gmelin, 1791) Hungary7 mm
Edentiella bielzi (A. Schmidt in E.A. Bielz, 1860) Romania10,6 mm
Xerotricha bierzona (E. Gittenberger& M.Y. Manga, 1977) Spain
Helicella bipartita A.E.J. Férussac, 1822 Portugal, Lisboa
Monacha bithynica B. Hausdorf, 2000 Yumurtalik, Adana, Turkey8 mm
Karabaghia bituberosa (W.A. Lindholm, 1927) Armenia
Schileykiella bodoni S. Cianfanelli, G. Manganelli& F.L. Giusti, 2004 Italy, Trapani
Xerosecta bodsonae (P.M. Pallary, 1898) Morocco, cap Cantin6 mm
Lindholmomneme boevi (K.K. Uvalieva, 1967) Russia, Altai Mountains
Trichia bofilliana (P. Fagot, 1884) Spain6 mm
Xerosecta bogudiana (P.M. Pallary, 1918) Morocco, cap Cantin14 mm
Xerosecta boiteli (P.M. Pallary, 1920) Morocco, cap Cantin18 mm
Helicella bolenensis É.A.A. Locard, 1882 France, Vaucluse12 mm
Leptaxis bollei (J.A. Albers, 1854) Cape Verde
Suboestophora boscae (J.G. Hidalgo, 1869) Spain, Valencia10,7 mm
Helicomela bowdichianus (A.E.J. Férussac, 1819) Portugal, Madeira21 mm
Xerosecta brachyflagellata W. De Mattia, 2014 Sardinia, Olbia
Helicella brivesi (P.M. Pallary, 1915) Morocco, cap Cantin7 mm
Xeroleuca brulardi (P.M. Pallary, 1913) Morocco, cap Cantin17 mm