Crassostrea is a genus of true oysters (family Ostreidae) The changes are not universally welcomed by oyster researchers, as C. gigas (now M. gigas) is "one of the most researched species of marine invertebrate".

Species

Extant species are: (syn. †Cubitostrea elegans Deshayes 1832 or Crassostrea (Cubitostrea) elegans)

  • †Crassostrea gigantissima <small>(Finch 1824)</small> – Giant fossil oyster
  • †Crassostrea gryphoides <small>(Schlotheim 1813)</small>
  • †Crassostrea hatcheri <small>(Ihering 1899)</small>
  • †Crassostrea ingens <small>(Zittel 1864)</small>
  • †Crassostrea kawauchidensis <small>(Tamura 1977)</small>
  • †Crassostrea patagonica <small>(d'Orbigny 1842)</small> (syn. Ostrea ferrarisi)
  • †Crassostrea raincourti <small>(Deshayes 1858)</small>
  • †Crassostrea titan <small>(Conrad 1853)</small> (syn. Ostrea prior, O. andersoni)
  • †Crassostrea transitoria <small>(Hupé 1854)</small> (syn. Ostrea maxima)
  • †Crassostrea wyomingensis

Genetics

The genome of Crassostrea gigas (now Magallana gigas) has been recently sequenced revealing an extensive set of genes that enable it to cope with environmental stresses.

  • Crassostrea on britannica.com.

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