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Pinctada fucata, the Akoya pearl oyster (阿古屋貝), is a species of marine bivalve mollusk in the family Pteriidae, the pearl oysters. Some authorities classify this oyster as Pinctada fucata martensii (Gould, 1850). [1] It is native to shallow waters in the Indo-Pacific region and is used in the culture of pearls.
Pinctada is a genus of saltwater oysters, marine bivalve mollusks in the family Pteriidae.These pearl oysters have a strong inner shell layer composed of nacre, also known as "mother of pearl".
Pinctada mazatlanica is a species of tropical marine bivalve mollusc in the family Pteriidae, the pearl oysters. It is known by the English common names pearl oyster, Mazatlan pearl oyster, and Panama pearl oyster. Spanish common names include madre perla, and ostra perlifera panameña.
Pinctada longisquamosa is a relatively small pearl oyster, with a mean length of 23 mm and a height of 20 mm. The largest recorded specimen, housed at the American Museum of Natural History, has a length of 39 mm and a height of 29 mm. Pinctada longisquamosa is noted for its radial rows of narrow shell lamellae and generally bright green to yellow coloration.
Pinctada maxima is a species of pearl oyster, a marine bivalve mollusk in the family Pteriidae, the pearl oysters. There are two different color varieties: the Gold-lipped oyster and the Silver-lipped oyster. These bivalves are the largest pearl oysters in the world.
Pteria sterna, or commonly known as the rainbow-lipped pearl oyster or the Pacific wing-oyster, is a species of marine bivalve mollusk in the family Pteriidae, the pearl oysters. This oyster can be found in shallow water along the tropical and subtropical Pacific coast of America, its range including Baja California , Mexico and northern Peru .
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The shell has a rounded outline, with a nearly equal height and width. Oyster shells are usually oval or pear-shaped, but will vary widely in form depending on what they attach to. Oysters have a strong inner shell layer composed of nacre, also known as "mother of pearl". An oyster can filter 1.3 gallons of water per hour.