Penion cuvierianus (A.W.B. Powell, 1927)
Penion cuvierianus jeakingsi (A.W.B. Powell, 1947)
Buccinum cyaneum J.G. Bruguière, 1792
Buccinum cyaneum patulum J.G. Bruguière, 1792
Neptunea cybaea K. Fraussen & Y. Terryn,2007
Siphonalia dainitiensis (FOSSIL) J. Makiyama, 1927 †
Liomesus dalei (FOSSIL) (Sowerby, 1825 †)
Turrisipho dalli (H.B.S. Frielein G.W. Tryon, 1881)
Calicantharus dalli (FOSSIL) (Clark, 1918 †)
Colus dalmasius W.H. Dall, 1919
Mohnia danielsseni (H.B.S. Friele, 1879)
Prosipho daphnelloides A.W.B. Powell, 1958
Retimohnia daphnelloides (T.A. Okutani, 1964)
Metula daphnelloides J.C. Melvill & R. Standen,1903
Euthria darwini A. Monteiro & E. Rolán,2005
Penion darwinianus (FOSSIL) R.A. Philippi, 1887 †
Caducifer decapitatus (L.A. Reeve, 1844)
Neptunea decemcostata (T. Say, 1826)
Cantharus deceptus (FOSSIL) J.L.M. Defrancein G.P. Deshayes, 1834 †
Searlesia decessor (FOSSIL) M. Yokoyama, 1928 †
Buccinum declive (FOSSIL) Wood, 1879 †
Plicibuccinum declivis (T. Habe & K. Itô, 1976)
Pisania decollata (G.B. I Sowerby, 1833)
Clinopegma decora (W.H. Dall, 1925)
Chauvetia decorata T.A. de M. Monterosato,1889
Eclectofusus dedonderi (K. Fraussen & R. Hadorn,2001)
Pyrulofusus deformis (L.A. Reeve, 1847)
Buccinum dejurgini P. Bartsch, 1929
Penion delabechii (FOSSIL) (Lea, 1833 †)
Clivipollia delicata Fraussen & Stahlschmidt,2016
Pollia delicata (E.A. Smith, 1899)
Probuccinum delicatulum A.W.B. Powell, 1951
Aeneator delicatulus (FOSSIL) A.W.B. Powell, 1929 †
Calagrassor delicatus Fraussen & Stahlschmidt,2016
Engina demanorum D. De Jong & H.E. Coomans,1988