Laciniaria bajula (A. Schmidt, 1868) Bulgaria
Laciniaria bajula ditrichi H. Nordsieck, 1977 Bulgaria18 mm
Laciniaria bajula lunella H. Nordsieck, 1973 Bulgaria
Montenegrina baleiformis (O. Böttger, 1909) Montenegro
Truciella ballesioi (FOSSIL) (Truc, 1972 †) Italy, Piemonte
Parabalea balnearum (A.J. Crawford, 1939) Peru
Neniops barcrofti (H.A. Pilsbry, 1957) Colombia
Columbinia bartletti (C.B. Adams, 1866) Peru, Cerro Azul
Nenisca bartschi (H.A. Rehder, 1939) Haiti
Iliamneme baryshnikovi I.M. Likharev& A.A. Schileyko, 2007 Caucasus
Albinaria basalifera E. Neubert, 1992 Turkey
Synprosphyma basilissa (O. Böttger& P.B. Schmacker, 1894)
Synprosphyma basilissa (Boettger & Schmacker,1894)
Sericata bathyclista (O. Böttger, 1879) Greece, Evia Island
Clausilia baudoni (FOSSIL) A. Michaud, 1862 † Italy, Piemonte
Procochlodina bavayana (P. Hagenmüller, 1884) Algeria
Tropidauchenia bavayi W.A. Lindholm, 1924 Vietnam25 mm
Tropidauchenia bavayi senescens H. Nordsieck, 2011 Vietnam, Tonkin33 mm
Selenophaedusa bavayi H. Nordsieck, 2002
Formosana baziniana (P.M. Heude, 1889)
Neniatracta belahubbardi (H.A. Pilsbry, 1922) Peru23 mm
Euphaedusa belcheri (L. Pfeiffer, 1861) Japan
Euphaedusa belemnites P.B. Schmacker& O. Böttger, 1894 China, Hubei Province14,2 mm
Barcania bengasiana (L. Gambetta, 1925) Libya17 mm
Barcania bengasiana nizeli R.A.M. Brandt, 1956 Libya16,2 mm
Formosanella bensoni (C.B. Adams, 1870) China, Sichuan
Bequaertinenia bequaerti (W.K. Weyrauch, 1957) Peru, Cajamarca15 mm
Neniops bequaerti R.O. Arias, 1953 Venezuela
Bathyptychia beresowskii (O.F. von Möllendorff,1902) China, Sichuan province, Danba16,9 mm
Bathyptychia beresowskii flavida H. Nordsieck, 2005 China16,3 mm
Erjavecia bergeri (E.A. Rossmässler, 1836) Italy, Alpes North East11,7 mm
Luchuphaedusa bernardii (L. Pfeiffer, 1861) Ryukyu Islands27,2 mm
Luchuphaedusa bernardii okinoerabuensis (H.A. Pilsbry, 1905) Ryukyu Islands25,2 mm
Sprattia beycola H. Nordsieck, 1994 Turkey21 mm
Phaedusa bhutanensis H. Nordsieck, 1974