Crassostrea bilineata (P.F. Röding, 1798) Venezuela
Crassostrea columbiensis (L.G. Hertlein, 1951) Ecuador131 mm
Crassostrea contracta (FOSSIL) (T.A. Conrad, 1865 †) Mexico, Tamaulipas
Crassostrea cucullaris (FOSSIL) (J.B.P.A. Lamarck,1819 †) France, Paris Basin
Crassostrea cucullaris lamellaris (FOSSIL) (G.P. Deshayes, 1832) † France, Brittany
Crassostrea cuebana (FOSSIL) P.O. Jung, 1974 † Netherlands Antilles
Crassostrea cyathula (FOSSIL) (J.B.P.A. Lamarck,1806 †) Germany, Rheinland-Pfalz
Crassostrea cymaeformis (FOSSIL) Bohm, 1926 †
Crassostrea cymbula (FOSSIL) (J.B.P.A. Lamarck,1806 †) France, Paris Basin
Crassostrea dactylena (T. Iredale, 1939) Australia, Broome66,4 mm
Crassostrea dianbaiensis J. Xia, X. Wu, Q. Xiao& Z. Yu, 2014 China, Guangdong, Dianbai
Crassostrea extensa (FOSSIL) (G.P. Deshayes, 1832 †) France, Paris Basin
Crassostrea gigas (C.P. Thunberg, 1793) Taiwan229 mm
Crassostrea gryphoides (FOSSIL) (Schlotheim, 1813 †) Saudi Arabia, Jizan
Crassostrea guyanensis G. Ranson, 1967 Trinidad and Tobago
Crassostrea hatcheri (FOSSIL) H.F.A. von Ihering,1899 † Argentina, Caleta Olivia
Crassostrea hongkongensis D. Lam & B.S. Morton,2003 South China Sea105 mm
Crassostrea ingens (FOSSIL) (C.A. von Zittel, 1865 †)
Crassostrea kawauchidensis (FOSSIL) Tamura, 1977 † Japan, Kochi
Crassostrea lamellosa (FOSSIL) Azzaroli, 1958 † Italy, Calabria
Crassostrea lineata (P.F. Röding, 1798) Okinawa
Crassostrea makarovi (FOSSIL) L. Krishtofovich, 1964 † Western Kamchatka
Crassostrea mangle Amaral & L.R.L. Simone,2014 Brazil, Santa Catarina
Crassostrea nippona (K. Seki, 1934) Philippines, Pandanan Island58,6 mm
Crassostrea paraibanensis Singarajah, 1980 South Australia
Crassostrea patagonica (FOSSIL) (A.V.M.D. D'Orbigny,1842 †) Argentina, Río Negro, San Antonio
Crassostrea praia (J.B.P.A. Lamarck, 1819) Brazil, Paraná
Crassostrea raincourti (FOSSIL) (G.P. Deshayes, 1858 †) France, Paris Basin
Crassostrea rhizophorae (L. Guilding, 1828) South Australia52,7 mm
Crassostrea rivularis (A.A. Gould, 1861) Calituban Island, Bohol, Philippines
Crassostrea rutiformis (FOSSIL) Bohm, 1926 †
Crassostrea sikamea (Amemiya, 1928) Washington, Puget Sound
Crassostrea sparnacensis (FOSSIL) (J.L.M. Defrance in G.P. Deshayes, 1832 †) France, Paris Basin104 mm
Crassostrea subangusta (FOSSIL) (A.V.M.D. D'Orbigny,1850 †) France, Paris Basin73 mm
Crassostrea subarcuata (FOSSIL) (G.P. Deshayes, 1832 †) France, Paris Basin