Epitonium inexpertum L.G. Brown & A. Weil,1999 China, Zhejiang6,1 mm
Opalia infrequens (C.B. Adams, 1852) Mexico, Mazatlan
Surrepifungium ingridae (E. Gittenberger& J. Goud, 2000) Palau25 mm
Epitonium innesi (F.P. Jousseaume, 1912) Djibouti8 mm
Cirsotrema insigne (FOSSIL) (R.A. Philippi, 1843 †) Germany, Mecklenburg
Epitonium interstriatum (G.B. III Sowerby, 1905) Egypt8,8 mm
Cirsotrema intextum L. Bozzetti, 2007 Madagascar7 mm
Plastiscala invalida (J.C. Verco, 1906) Australia
Epitonium irregulare (G.B. II Sowerby, 1844) Philippines, Olango Island35 mm
Scalina isaacsoni (FOSSIL) DeVries, 2006 † Peru, Ica, Ica
Epitonium ishimotoi (H. Masahito & T. Habe,1976) Japan6 mm
Acrilla issawii (FOSSIL) Abbass, 1967 † Egypt, Mokattam
Amaea iwaotakii M. Azuma, 1961 China, Zhejiang30 mm
Aciculiscala jacobi (FOSSIL) (K.V.W. Palmer, 1937 †) USA, Louisiana, Ouachita
Epitonium jani W. Segers, F. Swinnen& R. De Prins, 2009
Gregorioiscala japonica (H. Masahito & T. Habe,1976) Japan
Epitonium japonicum (R.W. Dunker, 1861) Japan, Kochi
Cylindriscala jeffreysi (G.W. Tryon, 1887) Europe
Epitonium jickelii (S. Clessin, 1897)
Epitonium jimpyae R.N. Kilburn, 1985
Epitonium johannae (FOSSIL) M.E.A. de Boury, 1886 † France, Paris Basin
Epitonium jolyi (T.A. de M. Monterosato,1878) Alboran Sea7 mm
Epitonium jomardi (J.V. Audouin, 1827) Gulf of Aqaba14 mm
Epitonium jousseaumei (M.E.A. de Boury, 1886) New Caledonia8,5 mm
Boreoscala juanina (N.H. Odhner, 1922) Uruguay, La Paloma23,7 mm
Epitonium juanitae E.F. Garcia, 2003 New Caledonia24,6 mm
Epitonium jukesianum (E. Forbes, 1852) New Zealand, North Island20 mm
Epitonium junctilamella (FOSSIL) M.E.A. de Boury, 1886 † France, Paris Basin
Cylindriscala kaiparaensis (FOSSIL) (C.R. Laws, 1944 †) New Zealand
Turriscala kaiparaensis (FOSSIL) C.R. Laws, 1939 † New Zealand
Epitonium kallistos (FOSSIL) G. Schmelz& R. Portell, 2007 † Alabama, Calhoun County7,1 mm
Scalaria kalospira (FOSSIL) Gardner † UK, Isle of Wight
Clathroscala kaokao (FOSSIL) P.A. Maxwell, 1992 †
Epitonium kastoroae E.F. Garcia, 2003 Indonesia, Tanimbar Islands28,6 mm
Epitonium kazusense (M. Yokoyama, 1922) China, Zhejiang10,8 mm