...The pearl oyster belongs to the family of pearl oysters, the Akoya oyster (illustration) being the most representative, but the following species are also included. The white-lipped oyster ( Pinctada maxima ) (illustration) has a large shell, about 20 cm in height and length, but some individuals can reach 30 cm. It is not very swollen, about 4 cm. ... *Some of the terminology that mentions "Pinctada maxima" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…真珠を採取するウグイスガイ科に属する貝類でアコヤガイ(イラスト)はその代表であるが,下記の種も含まれる。 シロチョウガイ(白蝶貝)Pinctada maxima(イラスト)は殻は大型になり,高さ,長さとも20cmくらいであるが,30cmに達する個体もある。膨らみは弱く4cmくらいになる。… ※「Pinctada maxima」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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