Tritonoturris buccinoides T. Shuto, 1983
Daphnella buccinulum J.C. Melvill & R. Standen,1903
Philbertia bucquoyi (É.A.A. Locard, 1886)
Kermia bulbosa (FOSSIL) M. Harzhauser, 2014 †
Fusidaphne bullata C.F. Laseron, 1954
Lusitanops bullioides (E.R. Sykes, 1906)
Pleurotomella bureaui (P. Dautzenberg& H. Fischer, 1897)
Daphnella butleri (E.A. Smith, 1882)
Pleurotomella cala (R.B. Watson, 1886)
Hemilienardia calcicincta (J.C. Melvill & R. Standen,1895)
Kermia caletria (J.C. Melvill & R. Standen,1896)
Neopleurotomoides callembryon (P. Dautzenberg& H. Fischer, 1896)
Eubela calyx (W.H. Dall, 1889)
Gymnobela camerunensis K.H.J. Thiele, 1925
Daphnella canaliculata R. Ardovini, 2009
Daphnella cancellata F.W. Hutton, 1878
Exomilus cancellata (R.H. Beddome, 1882)
Pleurotomella cancellata A.V. Sysoev, 1988
Teretia candelae Horro & Rolán, 2017
Kermia canistra (C. Hedley, 1922)
Daphnella capensis (G.B. III Sowerby, 1892)
Tritonoturris capensis (E.A. Smith, 1882)
Asperdaphne capricornea C. Hedley, 1922
Gymnobela carinaria (FOSSIL) (Powell, 1935 †)
Nepotilla carinata C.F. Laseron, 1954
Phymorhynchus carinatus A. Warén & P. Bouchet,2001
Eucyclotoma carinulata (S.M. Souverbie, 1875)
Daphnella casta R.B. Hinds, 1844
Phymorhynchus castaneus (W.H. Dall, 1896)
Kermia catharia (J.C. Melvill, 1917)
Famelica catharinae (A.E. Verrill& S. Smith in A.E. Verrill, 1884)
Pleurotomella catharinae A.E. Verrill& S. Smith in A.E. Verrill, 1884
Kermia cavernosa (L.A. Reeve, 1845)
Daphnella celebensis M.M. Schepman, 1913
Gymnobela ceramensis (M.M. Schepman, 1913)