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Herpetopoma pauperculum : ウィキペディア英語版 | Herpetopoma pauperculum
''Herpetopoma pauperculum'' is a species of sea snail, a marine gastropod mollusk in the family Chilodontidae.〔Bouchet, P. (2012). ''Herpetopoma pauperculum'' (Lischke, 1872). Retrieved through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=596730 on 2013-04-14〕〔Higo, S., Callomon, P. & Goto, Y. (1999) Catalogue and Bibliography of the Marine Shell-Bearing Mollusca of Japan. Elle Scientific Publications, Yao, Japan, 749 pp.〕 ==Description== The size of the shell varies between 4 mm and 8 mm. The small, solid, thick, imperforate shell has a conical shape. It is white, spotted on theribs with blackish-brown. The spire is conical. The sutures are slightly channelled. The five, convex whorls are, encircled by strong spiral ribs, the interstices clathrate, pitted by longitudinal lamellae.The spiral ribs number 3 to 5 on the penultimate, 8 or 9 on the body whorl. The rounded aperture is thickened and crenulate inside. The columella is straight, broad, and not toothed.
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「Herpetopoma pauperculum」の詳細全文を読む
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