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Related to Pedicellariae: Aristotle's lantern, stone canal


(invertebrate zoology)
In echinoids and starfishes, any of various small grasping organs in the form of a beak carried on a stalk.



a skeletal formation resembling pincers borne by sea urchins and starfish. Pedicellariae are attached to flexible stalks or directly to the organism’s body. They protect against enemies and keep the body clear of foreign objects.

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Development of Lytechinus variegatus in this work was much slower than reported by McEdward and Herrera (1999), who obtained full development of the rudiment and pedicellariae by days 8-9 at a higher temperature of 26[degrees]C and a richer diet either of 8,000 cells [ml.