Epitonium inexpertum L.G. Brown & A. Weil,1999
Opalia infrequens (C.B. Adams, 1852)
Surrepifungium ingridae (E. Gittenberger & J. Goud,2000)
Epitonium innesi (F.P. Jousseaume, 1912)
Cirsotrema insigne (FOSSIL) (R.A. Philippi, 1843 †)
Epitonium interstriatum (G.B. III Sowerby, 1905)
Cirsotrema intextum L. Bozzetti, 2007
Plastiscala invalida (J.C. Verco, 1906)
Epitonium irregulare (G.B. II Sowerby, 1844)
Scalina isaacsoni (FOSSIL) DeVries, 2006 †
Epitonium ishimotoi (H. Masahito & T. Habe,1976)
Acrilla issawii (FOSSIL) Abbass, 1967 †
Amaea iwaotakii M. Azuma, 1961
Aciculiscala jacobi (FOSSIL) (K.V.W. Palmer, 1937 †)
Epitonium jani W. Segers, F. Swinnen& R. De Prins, 2009
Gregorioiscala japonica (H. Masahito & T. Habe,1976)
Epitonium japonicum (R.W. Dunker, 1861)
Cylindriscala jeffreysi (G.W. Tryon, 1887)
Epitonium jickelii (S. Clessin, 1897)
Epitonium jimpyae R.N. Kilburn, 1985
Epitonium johannae (FOSSIL) M.E.A. de Boury, 1886 †
Epitonium jolyi (T.A. de M. Monterosato,1878)
Epitonium jomardi (J.V. Audouin, 1827)
Epitonium jousseaumei (M.E.A. de Boury, 1886)
Boreoscala juanina (N.H. Odhner, 1922)
Epitonium juanitae E.F. Garcia, 2003
Epitonium jukesianum (E. Forbes, 1852)
Epitonium junctilamella (FOSSIL) M.E.A. de Boury, 1886 †
Cylindriscala kaiparaensis (FOSSIL) (C.R. Laws, 1944 †)
Turriscala kaiparaensis (FOSSIL) C.R. Laws, 1939 †
Epitonium kallistos (FOSSIL) G. Schmelz & R. Portell,2007 †
Scalaria kalospira (FOSSIL) Gardner †
Clathroscala kaokao (FOSSIL) P.A. Maxwell, 1992 †
Epitonium kastoroae E.F. Garcia, 2003
Epitonium kazusense (M. Yokoyama, 1922)