Otitoma crassivaricosa Morassi, Nappo& Bonfitto, 2017
Leucosyrinx crebricostata Unknown
Lioglyphostoma crebriforma D.R. Shasky& G.B. Campbell, 1964
Comitas crenularoides (G.B. Pritchard, 1896) Australia
Cretaspira cretacea J.T. Kuroda & K. Oyama,1971 Taiwan
Funa cretea B.Q. Li, R.N. Kilburn& X.Z. Li, 2010 Yellow Sea
Zonulispira crocata (L.A. Reeve, 1845) Florida14,4 mm
Thelecytharella crokerensis (T. Shuto, 1983)
Megasurcula cryptoconoides J. Makiyama, 1926 Japan
Knefastia cubaguaensis (FOSSIL) B.M. Landau, F. Da Silva& S.M. Heitz, 2016 † Venezuela
Crassispira cubana (J.C. Melvill, 1923) Florida12,5 mm
Crassispira currani J.H. McLean& L.H. Poorman, 1971 Panama West
Comitas curviplicata A.V. Sysoev, 1996
Otitoma cyclophora (G.P. Deshayes, 1863) Philippines, Olango Island7,1 mm
Crassispira cymation (FOSSIL) W.P. Woodring, 1970 † Panama, Colón
Carinodrillia cymatoides (FOSSIL) J. Gardner, 1938 † Florida, Alum Bluff formation
Crassispira daguini (FOSSIL) (M.A. Peyrot, 1931 †) France, Aquitaine15,5 mm
Crassispira dalabeensis (FOSSIL) E.W. Vredenburg, 1921 † Myanmar, Magway, Thayetmyo
Dallspira dalli P. Bartsch, 1950 Panama, Venado Island
Knefastia dalli P. Bartsch, 1944 Panama West50,7 mm
Leucosyrinx dalli (K.J. Bush, 1893)
Inquisitor dampieria (C. Hedley, 1922) Western Australia
Ptychobela dancei R.N. Kilburn & H. Dekker,2008 Yemen, Musaynaah21 mm
Carinodrillia dariena A.A. Olsson, 1971 West America
Miraclathurella darwini (FOSSIL) (R.A. Philippi, 1887 †) Chile, Navidad Formation
Plicisyrinx decapitata A.V. Sysoev& Y.I. Kantor, 1986
Knefastia decipiens (FOSSIL) (G.P. Deshayes, 1865 †) France, Paris Basin
Comitas declivis (FOSSIL) Powell, 1931 †
Antiplanes delicatus (T.A. Okutani& A. Iwahori, 1992) Japan
Otitoma deluta (A.A. Gould, 1860) China, Zhejiang
Antiplanes dendritoplicata Y.I. Kantor& A.V. Sysoev, 1991
Buridrillia deroyorum W.K. Emerson& J.H. McLean, 1992 Galapagos
Leucosyrinx devestita É.A.A. Locard, 1897 Europe
Rhodopetoma diaulax (W.H. Dall, 1908) America
Carinodrillia dichroa H.A. Pilsbry & H.N. Lowe,1932 Panama West26 mm