Mitra honkeri G.T. Poppe, S.P. Tagaro& R. Salisbury, 2009
Subcancilla hrdlickai R. Salisbury, 1994
Mitra hualpensis (FOSSIL) R.A. Philippi, 1887 †
Mitra idae J.C. Melvill, 1893
Atrimitra idae (FOSSIL) (R.V. Melville, 1893 †)
Subcancilla illacidata (FOSSIL) (W.P. Woodring, 1928 †)
Eumitra imbricata P. Lozouet, 1991
Mitra imperialis P.F. Röding, 1798
Mitra inca D'Orbigny, 1841
Proximitra incisula (FOSSIL) Finlay, 1926 †
Mitra incognita (FOSSIL) B. de Basterot, 1825 †
Mitra incompta (J. Lightfoot, 1786)
Mitra indentata G. B. Sowerby II, 1874
Clifdenia inflata (FOSSIL) J. Grant-Mackie, 1965 †
Mitra inquinata L.A. Reeve, 1844
Ziba insculpta (A. Adams, 1851)
Ziba interlirata (L.A. Reeve, 1844)
Ziba interlirata pia (W.L.H. Dohrn, 1861)
Mitra intermittens (FOSSIL) R. Hoernes & M. Auinger,1897 †
Mitra intermittens szobbiensis (FOSSIL) Halaváts, †
Ziba intersculpta (G.B. II Sowerby, 1870)
Mitra invicta Huang & Salisbury, 2017
Cancilla isabella (W.J. Swainson, 1831)
Cancilla isabella morchii A. Adams, 1855
Cancilla isabella taiwanica T. Shikama & C.S. Chiang,1977
Scabricola ivanmarrowi M.P. Marrow, 2016
Pterygia japonica T.A. Okutani & A. Matsukuma,1982
Pterygia jeanjacquesi L. Bozzetti, 2010
Mitra jenkinsi (FOSSIL) Martin, 1879 †
Subcancilla joapyra L.R.L. Simone & C.M. Cunha,2012
Mitra joostei M. Lussi, 2009
Mitra junior (FOSSIL) L.M.D. Bellardi, 1887 †
Mitra kantori G.T. Poppe, S.P. Tagaro& R. Salisbury, 2009
Neocancilla kayae W.O. Cernohorsky, 1978
Ziba kermadecensis W.O. Cernohorsky, 1978