Kermia informa J.H. McLean & L.H. Poorman,1971
Pseudodaphnella infrasulcata (A. Garrett, 1873)
Hemilienardia infulabrunnea Wiedrick, 2017
Clinuropsis ingens (FOSSIL) (Mayer-Eymar, 1896 †)
Taranis inkasa R.N. Kilburn, 1991
Eucyclotoma inquinata (L.A. Reeve, 1845)
Pseudodaphnella intaminata (A.A. Gould, 1860)
Daphnella intercedens (J.C. Melvill, 1923)
Teretia intermedia (FOSSIL) (L. Foresti, 1874 †)
Daphnella interrupta W.H. Pease, 1860
Gymnobela ioessa A.V. Sysoev, 1997
Pleurotomella ipara (W.H. Dall, 1881)
Gymnobela isogonia (W.H. Dall, 1908)
Pleurotomella itama (J.C. Melvill, 1906)
Daphnella itonis A.V. Sysoev & P. Bouchet,2001
Daphnella janae P. Stahlschmidt, G.T. Poppe& M. Chino, 2014
Philbertia japonica (J.C. Melvill, 1895)
Buccinaria jonkeri (E.J. Koperberg, 1931)
Daphnella jucunda K.H.J. Thiele, 1925
Raphitoma kabuli E. Rolán, J. Otero-Schmidt& F. Fernandes, 1998
Maoridaphne kaiparica (FOSSIL) (C.R. Laws, 1939 †)
Cryptodaphne kennicotti (W.H. Dall, 1871)
Cryptodaphne kilburni M. Morassi & A. Bonfitto,2006
Pseudodaphnella kilburni A.E. Fedosov& N. Puillandre, 2012
Asperdaphne laceyi (G.B. III Sowerby, 1889)
Eucyclotoma lactea (L.A. Reeve, 1843)
Zenepos lacunosa (FOSSIL) (F.W. Hutton, 1885 †)
Taranis laevisculpta T.A. de M. Monterosato,1880
Nepotilla lamellosa (G.B. III Sowerby, 1896)
Gymnobela lamyi (P. Dautzenberg, 1925)
Gymnobela lanceata W.H. Dall, 1927
Gymnobela laticaudata A.V. Sysoev, 1990
Gymnobela latistriata Y.I. Kantor & A.V. Sysoev,1986
Raphitoma laviae (R.A. Philippi, 1844)
Asperdaphne legrandi (R.H. Beddome, 1883)