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Crassostrea Temporal range: 145.5–0 Ma |
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| Pacific oyster, Crassostrea gigas | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Order: | Ostreoida |
| Family: | Ostreidae |
| Genus: |
Crassostrea (Sacco 1897) |
| Species | |
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See text. |
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| Synonyms | |
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See text.
Crassostrea is a genus of true oysters (family Ostreidae) containing the most important oysters used for food.
Extant species include:
The genome of Crassostrea gigas has been recently sequenced revealing an extensive set of genes that enable it to cope with environmental stresses.