Aristotle's lantern
From ZooTerms (Dictionary of Invertebrate Zoology)
Revision as of 23:34, 13 September 2013 by Andreas Plank (Talk | contribs) (1 revision: import_simple_(-definition))
Aristotle's lantern: (Echinodermata: Echinoidea) A complicated masticating apparatus consisting of several ossicles surrounding the mouth of sea urchins; called Aristotle's lantern because it resembles an early Greek lantern.
