Gastroptychia beccarii (A. Issel, 1874)
Opisthostoma beddomei E.A. Smith, 1904
Velepalaina beddomei (O.F. von Möllendorff,1897)
Palaina beilanensis H.B. Preston, 1913
Palaina belli H.B. Preston, 1913
Diplommatina belouis O.F. von Möllendorff,1900
Diplommatina bicoronata E.C. Von Martens, 1884
Diplommatina bicoronata praetervisa J.J. Vermeulen, 1993
Diplommatina bidentata J.J. Vermeulen, T.S. Liew& M. Schilthuizen, 2015
Opisthostoma bihamulatum J.J. Vermeulen, 1994
Arinia biplicata J.J. Vermeulen, 1996
Diplommatina blanfordiana W.H. Benson, 1860
Diplommatina boettgeri O.F. von Möllendorff,1887
Diplommatina boholensis J.F. Quadras& O.F. von Möllendorff, 1896
Arinia boreoborneensis J.J. Vermeulen, 1996
Arinia borneensis E.A. Smith, 1893
Opisthostoma brachyacrum F.G. Thompson, 1978
Opisthostoma brachyacrum lambi (J.J. Vermeulen, 1991)
Opisthostoma brachyacrum tatauense J.J. Vermeulen, 1994
Hungerfordia brachyptera M. Yamazaki & Ueshima,2015
Adelopoma brasiliense F. Lange de Morretes,1954
Diplommatina breviplica O.F. von Möllendorff,1893
Arinia brevispira J.J. Vermeulen, 1996
Plectostoma brevituba J.J. Vermeulen, 1994
Diplommatina brunonis E.A. Smith, 1894
Diplommatina busanensis H.H. Godwin-Austen, 1889
Diplommatina cacuminulus J.J. Vermeulen, 1993
Diplommatina calcarata O.F. von Möllendorff,1897
Malarinia calcopercula K.C. Emberton, 1994
Diplommatina calvula J.J. Vermeulen, 1993
Diplommatina canaliculata O.F. von Möllendorff,1887
Diplommatina canarica (R.H. Beddome, 1875)
Palaina capillacea (L. Pfeiffer, 1855)
Diplommatina carinaspinosa W.J.M. Maassen, 2002
Diplommatina carneola F. Stoliczka, 1871