But echinoderms apparently deliver more carbon to the sediments than do forams, for example.
举例来说，棘皮动物传送到海底的碳明显比有孔虫多。
Popularlyknown as starfish, sea stars are actually echinoderms, closely relatedto sea urchins and sand dollars.
海星实际上是棘皮动物，和海胆和饼海胆是近亲。
Though they are commonly called starfish, these animals are not fish at all. They are echinoderms, closely related to sea urchins.
虽然它们通常被称为海星，这些动物不是鱼，它们是棘皮动物，与海胆密切相关。
More than half of Southeast Asia's coral species diversity is found in the South China Sea. 75 species of sponges and 118 species of echinoderms in the South China Sea are endemic.
东南亚的珊瑚种类有超过一半的分布在南中国海，75种的海绵以及118种的棘皮类动物属于南中国海的地方特有种。
More than half of Southeast Asia's coral species diversity is found in the South China Sea. 75 species of sponges and 118 species of echinoderms in the South China Sea are endemic.
东南亚的珊瑚种类有超过一半的分布在南中国海，75种的海绵以及118种的棘皮类动物属于南中国海的地方特有种。
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