Cystidea
From BiblePortal Wikipedia
Cystidea [1]
(n. pl.) An order of Crinoidea, mostly fossils of the Paleozoic rocks. They were usually roundish or egg-shaped, and often unsymmetrical; some were sessile, others had short stems.
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- This page was last edited on 13 October 2021, at 02:22.
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