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Cystoidea |
Also found in: Dictionary/thesaurus, Hutchinson | 0.01 sec. |
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Cystoidea [si′stȯid·ē·ə] (paleontology) A class of extinct crinozoans characterized by an ovoid body that was either sessile or attached by a short aboral stem. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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