Blastoidea
n. pl.
[NL., fr. Gr. blasto`s sprout + -oid.]
(Zoöl.) One of the divisions of Crinoidea found fossil in paleozoic rocks; pentremites. They are so named on account of their budlike form.
[NL., fr. Gr. blasto`s sprout + -oid.]
(Zoöl.) One of the divisions of Crinoidea found fossil in paleozoic rocks; pentremites. They are so named on account of their budlike form.
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