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Rhacostoma atlanticum : ウィキペディア英語版 | Rhacostoma atlanticum
''Rhacostoma atlanticum'' is a species of aequoreid hydrozoans. The species has been reported from the Atlantic coastline of the North America, Colombia, West and Central Africa.〔 Polyp stage is unknown.〔 ==Morphology== The medusae reach up to in diameter with the bell height 3–4 times less than the width.〔 Specimens found in the northern waters tend to be transparent, while those found farther south are tinted pink.〔 The broad stomach gives rise to 80–100 non-branching radial canals.〔 Tentacles are slightly more numerous than radial canals and do possess elongated conical bulbs.〔
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「Rhacostoma atlanticum」の詳細全文を読む
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