interradial plates
(ECHINODERMATA: Crinoidea)
Additional calyx plates between the radial plates in stalked crinoids.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • Interradial — In ter*ra di*al, a. Between the radii, or rays; in zo[ o]logy, said of certain parts of radiate animals; as, the interradial plates of a starfish. [1913 Webster] …   The Collaborative International Dictionary of English

  • echinoderm — /i kuy neuh derrm , ek euh neuh /, n. any marine animal of the invertebrate phylum Echinodermata, having a radiating arrangement of parts and a body wall stiffened by calcareous pieces that may protrude as spines and including the starfishes, sea …   Universalium

  • Stelleroidea — Taxobox name = Stelleroidea image width = 250px image caption = Ochre Sea Star on beach at Olympic National Park regnum = Animalia phylum = Echinoderm superclassis = Stelleroidea subdivision ranks = Classes subdivision = Asteroidea Ophiuroidea… …   Wikipedia

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