The new crustacean is a member of the class Remipedia, which researchers think is one of the oldest groups of crustaceans on Earth.

这种新的甲壳动物是桨足纲中的一员，研究人员认为桨足纲动物是地球上最古老的甲壳类动物的群体之一。

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The new crustacean is a member of the class Remipedia, which researchers think is one of the oldest groups of crustaceans on Earth.

这种新的甲壳动物是桨足纲中的一员，研究人员认为桨足纲动物是地球上最古老的甲壳类动物的群体之一。

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