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出典:Wikipedia
出典:『Wikipedia』 (2011/02/11 21:09 UTC 版)
Echmatocrinus is a problematic Cambrian animal which resembles a crinoid or an octocoral. It is known only from the Burgess shale. 5 specimens of Echmatocrinus are known from the Greater Phyllopod bed, where they comprise < 0.1% of the community.
echmatocrinus