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Crinoidea |
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Crinoidea: see Echinodermata Echinodermata (əkī'nōdûr`mətə) [Gr. ..... Click the link for more information. ; feather star feather star, common name of a class of echinoderms that, as juveniles, are attached to the sea bottom by a stalk with rootlike branches; the mouth side faces upward. In the adult stage they break away from the stalk and move about freely. ..... Click the link for more information. ; sea lily sea lily, stalked echinoderm of the class Crinoidea. Sea lilies are ancient, having reached their peak in the Middle Mississippian period; about 5,000 fossil species are known. About 80 modern species remain. ..... Click the link for more information. . |
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Small crinoid fragments are embedded in many of the crystalline grains and can be seen in the Legislative Building. The stalked crinoid spends most of its time sitting and catching food with the flowerlike wheel of feathery arms that have earned it and its relatives the nickname sea lilies. Chiefs at Seahawks (-3): If Gunther Cunningham were not a football coach, I believe he would be a marine biologist specializing in the sleeping patterns of pycnogonid sea spiders and stalked crinoids. |
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crinoid
