Tholostoma incidata (C. Hedley, 1902)
Vitrinella inclinans K.H. Barnard, 1958
Teinostoma inconspicua K.H.J. Thiele, 1925
Anticlimax infaceta F. Rubio & E. Rolán, 2014
Solariorbis infracarinatus W.M. Gabb, 1881
Adeorbella infraplicata (FOSSIL) (C.W. Johnson, 1899 †)
Episcynia inornata (A.V.M.D. D'Orbigny,1842)
Circulus inornatus (FOSSIL) P. Marshall, 1919 †
Circulus intermedius (FOSSIL) (G.P. Deshayes, 1862 †)
Parviturboides interruptus (C.B. Adams, 1850)
Teinostoma invallatum P.P. Carpenter, 1864
Teinostoma involutum Hedley, 1902
Discopsis irregularis E. Rolán & F. Rubio, 2002
Episcynia itanhura L.R.L. Simone, 2012
Cyclostremiscus janus (C.B. Adams, 1852)
Uzumakiella japonica T. Habe, 1958
Tornus japonicus A. Adams, 1861
Cyclostremiscus jeannae H.A. Pilsbry& J.T.L. McGinty, 1946
Vitrinella jingguensis (FOSSIL) Pan, 1977 †
Anticlimax juanae F. Rubio & E. Rolán, 2014
Tornus jullieni W. Adam & J. Knudsen,1969
Discopsis jullieni (W. Adam & J. Knudsen,1969)
Tornus karamanensis (FOSSIL) B.M. Landau & al., 2013 †
Vitrinella kaykayae E. Rolán & J. Sellanes,2004
Circulus keralaensis (FOSSIL) M. Harzhauser, 2014 †
Naricava kimberi (J.C. Verco, 1907)
Tornus kuemeli (FOSSIL) M. Harzhauser, 2002 †
Tornus laevicarinatus Hansson, 1985
Pygmaeorota laevis (L.C. Kiener, 1844)
Vitrinella laevis (FOSSIL) (O. Meyer, 1886 †)
Pleuromalaxis lamellifera (H.A. Rehder, 1934)
Teinostoma lampetes H.A. Pilsbry & A.A. Olsson,1952
Teinostoma ledoni (FOSSIL) Schnetler, 2001 †
Tornus leloupi W. Adam & J. Knudsen,1969
Teinostoma lens (FOSSIL) H.A. Pilsbry& A.A. Olsson, 1941 †