Difference between revisions of "compass"

From ZooTerms (Dictionary of Invertebrate Zoology)
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Revision as of 14:27, 10 September 2013

compass (noun; Old French compasser, go around): (Echinodermata: Echinoidea) A slender radial piece of the lantern of Aristotle that passes outward from the vicinity of the esophagus.