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Margarites vahlii : ウィキペディア英語版 | Margarites vahlii
''Margarites vahlii'', common name the Vahl margarite, is a species of sea snail, a marine gastropod mollusk in the family Margaritidae. ==Description== The height of the shell attains 1.2 mm, its diameter 1.8 mm. The small, solid shell has a turbinate shape. It is pale flesh color, polished, smooth. It has five well rounded whorls, including a minute subglobular nucleus. The suture is very distinct, not appressed. The base of the shell is rounded with a narrow deep perforate umbilicus. The simple aperture is subcircular. The inner lip is hardly thickened. The body is covered with a thin coat of enamel.〔(Dall (1919) Descriptions of new species of Mollusca from the North Pacific Ocean; Proceeding of the U.S. National Museum, vol. 56 (1920) )〕
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Margarites vahlii」の詳細全文を読む
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