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Temporal range: Cretaceous–Recent
A lower valve (the attachment valve) of a shell of Ostrea edulis
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Subclass: Pteriomorphia
Order: Ostreoida
Suborder: Ostreina
Superfamily: Ostreoidea
Family: Ostreidae
Subfamily: Ostreinae
Genus: Ostrea
(Linnaeus, 1758)

See text

Ostrea is a genus of edible oysters, marine bivalve mollusks in the family Ostreidae, the oysters. This is an ancient genus, as evidenced by the fossil record.[1]

At least one species within this genus, Ostrea lurida, has been recovered in archaeological excavations along the Central California coast of the Pacific Ocean, demonstrating it was a marine taxon exploited by the Native American Chumash people as a food source.[2]


Species in the genus Ostrea include:

See also[edit]

Line notes[edit]

  1. ^ J.D. Dana (1996)
  2. ^ C.M. Hogan, 2008


  • James Dwight Dana (1996) Manual of Geology: Treating of the Principles of the Science with Special Reference to American Geological History, American Book Co., 1088 pages
  • C.Michael Hogan (2008) Morro Creek, The Megalithic Portal, ed. by A. Burnham [1]