Crassostrea

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Crassostrea
Temporal range: 145.5–0 Ma
Crassostrea gigas p1040847.jpg
Pacific oyster, Crassostrea gigas
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Ostreoida
Family: Ostreidae
Genus: Crassostrea
(Sacco 1897)[1]
Species

See text.

Synonyms
  • Ostrea (Crassostrea) Dall, 1909

Crassostrea is a genus of true oysters (family Ostreidae) containing the most important oysters used for food.

Species[edit]

Extant species[edit]

Extant species include:[2]

Fossil species[edit]

Crassostrea gigantissima (Finch, 1824) from the Eocene of Texas.
Crassostrea gigantissima (Finch, 1824) right valve interior (Eocene of Texas).
  • Crassostrea alabamiensis (Lea 1833)
  • Crassostrea ashleyi (Hertlein 1943) (syn. Ostrea arnoldi)
  • Crassostrea cahobasensis (Pilsbry and Brown 1910)
  • Crassostrea contracta (Conrad 1865)
  • Crassostrea cucullaris (Lamarck 1819)
  • Crassostrea cuebana (Jung 1974)
  • Crassostrea elegans (Deshayes, 1832)[3] (syn. †Cubitostrea elegans Deshayes 1832 or Crassostrea (Cubitostrea) elegans)
  • Crassostrea gigantissima (Finch 1824) – Giant fossil oyster
  • Crassostrea gryphoides (Schlotheim 1813)
  • Crassostrea hatcheri (Ihering 1899)
  • Crassostrea ingens (Zittel 1864)
  • Crassostrea kawauchidensis (Tamura 1977)
  • Crassostrea patagonica (d'Orbigny 1842) (syn. Ostrea ferrarisi)
  • Crassostrea raincourti (Deshayes 1858)
  • Crassostrea titan (Conrad 1853) (syn. Ostrea prior, O. andersoni)
  • Crassostrea transitoria (Hupé 1854) (syn. Ostrea maxima)

Genetics[edit]

The genome of Crassostrea gigas has been recently sequenced [4] revealing an extensive set of genes that enable it to cope with environmental stresses.

References[edit]

[4]

  1. ^ I Molluschi dei terreni terziari del Piemonte e della Liguria. F Sacco, 1897
  2. ^ a b c d e f g h i j k l m n o p q r s t u Taxon list for Crassostrea. World Register of Marine Species, accessed on 1 March 2012.
  3. ^ irmng
  4. ^ a b Zhang, G.; Fang, X.; Guo, X.; Li, L.; Luo, R.; Xu, F.; Yang, P.; Zhang, L.; Wang, X.; Qi, H.; Xiong, Z.; Que, H.; Xie, Y.; Holland, P. W. H.; Paps, J.; Zhu, Y.; Wu, F.; Chen, Y.; Wang, J.; Peng, C.; Meng, J.; Yang, L.; Liu, J.; Wen, B.; Zhang, N.; Huang, Z.; Zhu, Q.; Feng, Y.; Mount, A.; Hedgecock, D. (2012). "The oyster genome reveals stress adaptation and complexity of shell formation". Nature. 490 (7418): 49–54. doi:10.1038/nature11413. PMID 22992520.