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''Tucetona bicolor'' is a species of dog cockle. Its shell is subtrigonal with 39 radial ribs. The ribs have with moderately shallow, very narrow interspaces, with very fine, very closely spaced commarginal ribs. The hinge plate is moderately wide and curved. == References == * 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「Tucetona bicolor」の詳細全文を読む スポンサード リンク
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