Lopha cristagalli (C. Linnaeus, 1758)
Dendostrea cristata (I. von Born, 1778)
Ostrea cristata I. von Born, 1778
Ostrea cubitus (FOSSIL) G.P. Deshayes, 1832 †
Crassostrea cucullaris (FOSSIL) (J.B.P.A. Lamarck,1819 †)
Crassostrea cucullaris lamellaris (FOSSIL) (G.P. Deshayes, 1832) †
Saccostrea cucullata (I. von Born, 1778)
Crassostrea cuebana (FOSSIL) P.O. Jung, 1974 †
Ostrea cunabula (FOSSIL) Seeley †
Crassostrea cyathula (FOSSIL) (J.B.P.A. Lamarck,1806 †)
Crassostrea cymaeformis (FOSSIL) Bohm, 1926 †
Crassostrea cymbula (FOSSIL) (J.B.P.A. Lamarck,1806 †)
Ostrea cynthiae (FOSSIL) C.J. Maury, 1912 †
Crassostrea dactylena (T. Iredale, 1939)
Lopha dageensis (FOSSIL) H. Guo, 1985 †
Cymbulostrea dartevellei (FOSSIL) Freneix 1979 †
Ostrea democraciana (FOSSIL) F. Hodson & al., 1927 †
Ostrea denselamellosa C.E. Lischke, 1869
Striostrea denticulata (I. von Born, 1778)
Liostrea devjatilovae (FOSSIL) V.N. Sinelnikova, 1997 †
Crassostrea dianbaiensis J. Xia, X. Wu, Q. Xiao& Z. Yu, 2014
Cubitostrea digitalina (FOSSIL) (Dubois de Montperreux,1831 †)
Ostrea digitatina (FOSSIL) F. Dubois De Montpéreux,1831 †
Ostrea diluviana (FOSSIL) C. Linnaeus, 1767 †
Ostrea directa (FOSSIL) Blanckenhorn, 1890 †
Ostrea distorta (FOSSIL) J. de C. Sowerby †
Cubitostrea divaricata (FOSSIL) (Lea, 1833 †)
Ostrea djuvanaensis (FOSSIL) Martin, 1909 †
Ostrea dorsalis (FOSSIL) Azzaroli, 1958 †
Striostrea dorsata (FOSSIL) (Sowerby, 1825 †)
Cubitostrea dubertreti (FOSSIL) F. Roman, 1940 †
Turkostrea duvali (FOSSIL) (Gardner, 1927 †)
Ostrea duvergieri (FOSSIL) A.E.M. Cossmann& M.A. Peyrot, 1914 †
Saccostrea echinata (J.R.C. Quoy& J.P. Gaimard, 1835)
Ostrea edulis C. Linnaeus, 1758