radiole
From ZooTerms (Dictionary of Invertebrate Zoology)
Revision as of 23:41, 13 September 2013 by Andreas Plank (Talk | contribs) (1 revision: import_noun-simple)
radiole (noun; Latin diminutive radius, ray): 1. (Annelida: Polychaeta) Featherlike head structures forming a crown, or modified into a long stalked knob (operculum); functioning in filtering particles for food.
2. (Echinodermata: Echinoidea) The spine of sea urchins.
