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Myriotrochidae : ウィキペディア英語版 | Myriotrochidae
Myriotrochidae is a family of sea cucumbers. == Description and characteristics == Members of this family have digitate tentacles, bearing 2-8 digits on each side. They lack podia, radial canals and respiratory tree. The soft body wall is supported by ossicles which are generally wheel-shaped with 8 or more spokes. They are abyssal sea cucumbers, and may be the deepest-living group of echinoderms : species of the genera ''Myriotrochus'' and ''Prototrochus'' (such as ''Prototrochus bruuni'') have been identified down to 10 687m deep.〔.〕
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「Myriotrochidae」の詳細全文を読む
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