海膽亞門(學名:Echinozoa)是動物界棘皮動物門之下的一個亞門,其下物種的身體形態基本上是輻射對稱球體的衍生,無腕。[5]現存的類群包括海膽和海參。
此條目需要擴充。 (2017年10月4日) |
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