Pinctada

Opening and extracting pearls from farmed pearl oysters

Cultivated pearl oyster (from Japan Shima, Mie)

Pinctada is a genus of saltwater clams, marine bivalve molluscs in the family Pteriidae, the pearl oysters. These oysters have a strong inner shell layer composed of nacre, also known as "mother of pearl".

Pearl oysters are not closely related to either the edible oysters of family Ostreidae or the freshwater pearl mussels of the families Unionidae and Margaritiferidae.

单词	Pinctada
释义	Pinctada 原声例句透视百科商业类 Tahitian black pearls are black because the inside of the Pinctada margaritifera oyster is black, but colors can vary slightly based on the culturing process as well. 大溪地黑珍珠是黑色的，因为平珠牡蛎的内部是黑色的，但颜色也会因养殖过程而略有不同。英语百科 Pinctada Pinctada is a genus of saltwater clams, marine bivalve molluscs in the family Pteriidae, the pearl oysters. These oysters have a strong inner shell layer composed of nacre, also known as "mother of pearl". Pearl oysters are not closely related to either the edible oysters of family Ostreidae or the freshwater pearl mussels of the families Unionidae and Margaritiferidae.
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