Amplirhagada inusitata F. Köhler, 2011
Amphidromus inversus (O.F. Müller, 1774)
Amphidromus inversus albulus C. Sutcharit & S. Panha,2006
Amphidromus inversus andamanensis L. Pfeiffer, 1871
Amphidromus inversus annamiticus (J.C.H. Crosse& P.H. Fischer, 1863)
Amphidromus inversus koperbergi F.F. Laidlaw & G.A. Solem,1961
Polydontes isabella (A.E.J. Férussac, 1821)
Discoconcha isis (L. Pfeiffer, 1860)
Labyrinthus isodon (L. Pfeiffer, 1852)
Cristilabrum isolatum G.A. Solem, 1985
Pleuroxia italowiana G.A. Solem, 1992
Nipponochloritis itonis (J.T. Kuroda, 1953)
Amphidromus iunior D.P. Cilia, 2013
Kimberleytrachia jacksonensis F. Criscione & F. Köhler,2015
Tolgachloritis jacksoni (C. Hedley, 1912)
Satsuma jacobii H.A. Pilsbry, 1900
Amphidromus jacobsoni F.F. Laidlaw, 1954
Glyptorhagada janaslini G.A. Solem, 1992
Xanthomelon jannellei (E.J. Le Guillou, 1842)
Torresitrachia janszi F. Köhler, 2011
Satsuma japonica (L. Pfeiffer, 1847)
Satsuma japonica carinata H.A. Pilsbry & J.T. Gulick,1902
Satsuma japonica kanamarui (Y. Hirase, 1909)
Satsuma japonica succinea Y. Hirase, 1909
Amphidromus javanicus (G.B. Sowerby, 1841)
Amphidromus jeffabbasorum Thach, 2016
Badistes jervisensis (J.R.C. Quoy& J.P. Gaimard, 1832)
Semotrachia jessieana G.A. Solem, 1993
Sinumelon jimberlanensis G.A. Solem, 1997
Semotrachia jinkana G.A. Solem, 1993
Chloritis johannisi D.P. Cilia, 2010
Amphidromus johnstanisici Thach & F. Huber, 2017
Setobaudinia joycei F. Köhler, 2011
Rhynchotrochus jucundus H.C. Fulton, 1896
Papuina jukunda H.C. Fulton, 1902