Planispira gebiensis E.R. Sykes, 1904
Papuina gelata J.C. Cox, 1873
Amplirhagada gemina F. Köhler, 2010
Spurlingia gemma T. Iredale, 1937
Rhynchotrochus genulabris (O.F. von Möllendorff,1895)
Occirhenea georgiana (J.R.C. Quoy& J.P. Gaimard, 1832)
Amphidromus gerberi Thach & F. Huber, 2017
Chloritis gereti (A.R.J.B. Bavay& P. Dautzenberg, 1900)
Zachrysia gibarana H.A. Pilsbry, 1928
Rhagada gibbensis G.A. Solem, 1985
Satsuma gibbosa A. Adams, 1868
Amplirhagada gibsoni F. Köhler, 2010
Basedowena gigantea G.A. Solem, 1993
Badistes gilberti (L. Pfeiffer, 1846)
Granulomelon gilleni G.A. Solem, 1993
Sinumelon gillensis G.A. Solem, 1993
Torresitrachia girgarinae F. Köhler, 2011
Amphidromus givenchyi P. Geret, 1912
Kimboraga glabra F. Köhler, 2011
Amphidromus glaucolarynx (H.W.L. Dorhn, 1861)
Amphidromus globonevilli C. Sutcharit & S. Panha,2015
Amplirhagada globosa F. Köhler, 2011
Rhagada globosa G.A. Solem, 1997
Papuina globulus B. Rensch, 1930
Melostrachia glomerans (T. Iredale, 1938)
Sinumelon godfreyi T. Iredale, 1933
Meliobra goldiei J.W. Brazier, 1880
Labyrinthus goldmani W.H. Dall, 1912
Ganesella goniochila (L. Pfeiffer, 1862)
Ordtrachia grandis G.A. Solem, 1984
Granulomelon grandituberculatum (R. Tate, 1894)
Albersia granulata (J.R.C. Quoy& J.P. Gaimard, 1832)
Rhynchotrochus grata (J.L.H. Michelin, 1831)
Pallidelix greenhilli (J.C. Cox, 1866)
Exiligada gregoriana F. Criscione, A. Law& F. Köhler, 2012