English to English Dictionary -crinoidea

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Crinoid :: Crinoid (a.) Crinoidal.

Crinoid :: Crinoid (n.) One of the Crinoidea.

Crinoidal :: Crinoidal (a.) Of pertaining to crinoids; consisting of, or containing, crinoids..

Crinoidea :: Crinoidea (n. pl.) A large class of Echinodermata, including numerous extinct families and genera, but comparatively few living ones. Most of the fossil species, like some that are recent, were attached by a jointed stem. See Blastoidea, Cystoidea, Comatula..

Crinoidean :: Crinoidean (n.) One of the Crinoidea.

Encrinoidea :: Encrinoidea (n. pl.) That order of the Crinoidea which includes most of the living and many fossil forms, having jointed arms around the margin of the oral disk; -- also called Brachiata and Articulata. See Illusts. under Comatula and Crinoidea..

Paleocrinoidea :: Paleocrinoidea (n. pl.) A suborder of Crinoidea found chiefly in the Paleozoic rocks.

Pentacrinoid :: Pentacrinoid (n.) An immature comatula when it is still attached by a stem, and thus resembles a Pentacrinus..