radial
From ZooTerms (Dictionary of Invertebrate Zoology)
Revision as of 23:41, 13 September 2013 by Andreas Plank (Talk | contribs) (1 revision: import_noun-simple)
radial (noun; Latin radial, ray): (Echinodermata) 1. In Crinoidea, any proximal, undivided plate or ray bearing an anal plate. 2. In Asteroidea, a prominent ossicle on the surface in line with the mid-line of the arm; part of the primary surface. 3. In Echinoidea, the ambulacrum.
