...About 30 species, including the blue-green worm and the hermit worm. (3) Ascothoracica: Adults are external and internal parasites of hexacorals (stony corals, zooplankton, etc.) and echinoderms (sea lilies, starfish, brittle stars, etc.). The mantle that encases the body can be modified into a bivalve-like pouch or into a tree-like shape. *Some of the terminology explanations that mention "Ascothoracica" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…ルリツボムシ,ハベヤドカリツボムシなど約30種。(3)囊胸目Ascothoracica 成体は六放サンゴ類(イシサンゴ,スナギンチャクなど)や棘皮動物(ウミユリ,ヒトデ,クモヒトデなど)の外部および内部寄生虫。体を包む外套は二枚貝状の袋形に,あるいは樹枝形などに変形しているものがある。… ※「Ascothoracica」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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