Aristotle's lantern


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Aristotle's lantern

a five-sided, globular structure supporting the mouth and jaws of sea urchins.
References in periodicals archive ?
The functional significance of the relative size of Aristotle's lantern in the sea urchin Echinometra mathaei (de Blainville).
Morphological plasticity in the Aristotle's lantern of Arbacia dufresnii (Phymosomatoida: Arbaciidae) off the Patagonian coast.
KEY WORDS: Aristotle's lantern, sea urchin, growth allometry, Lytechinus variegatus
The gut, gonads, and Aristotle's lantern (including muscles and pharynx) were removed.
The Aristotle's lantern index did not differ with temperature treatment except on June 27, but the differences are slight (Table 6).