水母以及海葵和珊瑚是刺胞动物的组成部分——约占总数的5%。
Jellyfish are part of the Cnidaria group, along with anemones and corals - about 5 per cent of the total.
而有的则认为它们是刺胞动物，这是包括现代的海葵和海蜇在内的一门动物。
Others, though, believe they were Cnidarians, the group that includes modern sea anemones and jellyfish.
新的谱系分析显示，它应该代表刺胞动物门中的一个原始类群。
A new phylogenetic analysis suggests that this rare early Cambrian anthozoan be among the primitive crown cnidarians.
新的谱系分析显示，它应该代表刺胞动物门中的一个原始类群。
A new phylogenetic analysis suggests that this rare early Cambrian anthozoan be among the primitive crown cnidarians.
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