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Synaptocochlea caliginosa : ウィキペディア英語版 | Synaptocochlea caliginosa
''Synaptocochlea caliginosa'' is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.〔(The Indo-Pacific Moluscan Database: ''Synaptocochlea caliginosa'' )〕 ==Description== The oblong, imperforate shell is ear-shaped. Its color is blackish. The spire is small. The shell is transversely lirate, larger and smaller lirae alternating, obsoletely articulated with white. The oblong aperture is very oblique, greenish white within. Its black margin is crenulate. The inner lip is rather flattened. There is a narrow lunar umbilical rimation. The thin operculum is orbicular and multispiral 〔 (G.W. Tryon (1890) Manual of Conchology XII; Academy of Natural Sciences, Philadelphia, 1890 ) 〕
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「Synaptocochlea caliginosa」の詳細全文を読む
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