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Araeosoma
''Araeosoma'' is a genus of deep-sea sea urchins in the family Echinothuriidae. == Description and characteristics == Species in this genus are distinguished from other Echinothuriidae by their lack of ophicephalous pedicellariae (despite presence of dactylous ones), and the presence of prominent membranous gaps along horizontal sutures in interambulacral zones of both oral and aboral surfaces.
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「Araeosoma」の詳細全文を読む
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