Crinoidea

Cri`noid´e`a    (krî`noid´ė`å)

n. pl.

1.

(Zool.) 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.

Thesaurus

Noun

1.

Crinoidea - sea lilies                           class Crinoidea Echinodermata, phylum Echinodermata - radially symmetrical marine invertebrates including e.g. starfish and sea urchins and sea cucumbers crinoid - primitive echinoderms having five or more feathery arms radiating from a central disk genus Ptilocrinus, Ptilocrinus - sea lilies Antedonidae, family Antedonidae - feather stars class - (biology) a taxonomic group containing one or more orders