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The Ostreidae, the true oysters, include most species of molluscs commonly consumed as oysters. Pearl oysters are not true oysters, and belong to the order Pteriida. Like scallops, true oysters have a central adductor muscle, which means the shell has a characteristic central scar marking its point of attachment. The shell tends to be irregular ...
Ostreidae. The order Ostreida includes the true oysters. One superfamily and two extant families are recognised within it. The two families are Ostreidae, the true ...
True oysters are members of the family Ostreidae. This family includes the edible oysters, which mainly belong to the genera Ostrea, Crassostrea, Magallana, and Saccostrea. Examples include the European flat oyster, eastern oyster, Olympia oyster, Pacific oyster, and the Sydney rock oyster.
Ostreidae Ostreoidea is a taxonomic superfamily of bivalve marine mollusc , sometimes simply identified as oysters , [ 1 ] containing two families. The ostreoids are characterized in part by the presence of a well developed axial rod . [ 2 ]
Ostrea lurida, common name the Olympia oyster, after Olympia, Washington in the Puget Sound area, is a species of small, edible oyster, a marine bivalve mollusk in the family Ostreidae. This species occurs on the northern Pacific coast of North America. Over the years the role of this edible species of oyster has been partly displaced by the ...
The eastern oyster, like all members of the family Ostreidae, can make small pearls to surround particles that enter the shell. These pearls, however, are insignificant in size and of no monetary value; the pearl oyster, from which commercial pearls are harvested, is of a different family.
Saccostrea glomerata is an oyster species belonging to the family Ostreidae. [5] It is endemic to Australia and New Zealand. [6] [7] In Australia, it is known as the Sydney rock oyster and is commercially farmed. In New Zealand, where the species is no longer farmed, it is known as the New Zealand rock oyster or Auckland oyster.
Ostrea permollis, [1] the sponge oyster, [2] is a species of bivalve mollusc in the family Ostreidae. [1] It can be found along the Atlantic Coast of North America, [ 2 ] ranging from North Carolina to the West Indies .