Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of crinoidea is as below...

Articulus :: Articulus (n.) A joint of the cirri of the Crinoidea; a joint or segment of an arthropod appendage.

Cystidea :: Cystidea (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..

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..

Blastoidea :: Blastoidea (n. pl.) One of the divisions of Crinoidea found fossil in paleozoic rocks; pentremites. They are so named on account of their budlike form.

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

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..

Articulata :: Articulata (v.) A subdivision of the Crinoidea.

Tessellata :: Tessellata (n. pl.) A division of Crinoidea including numerous fossil species in which the body is covered with tessellated plates.

Brachiata :: Brachiata (n. pl.) A division of the Crinoidea, including those furnished with long jointed arms. See Crinoidea..

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

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

Encrinus :: Encrinus (n.) A genus of fossil encrinoidea, from the Mesozoic rocks..

Random Fonts

Most Popular