A pedicellaria (plural. pedicellariae) is a small wrench- or claw-shaped structure commonly found on Echinoderms, particularly in sea stars (class Asteroidea) and sea urchins (class Echinoidea). Pedicellariae are poorly understood but in some taxa, they are thought to keep the body surface clear of algae, encrusting organisms, and other debris in ...
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http://en.wikipedia.org/wiki/Pedicellaria
• (n.) A peculiar forcepslike organ which occurs in large numbers upon starfishes and echini. Those of starfishes have two movable jaws, or blades, and are usually nearly, or quite, sessile; those of echini usually have three jaws and a pedicel. See Illustration in Appendix.
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http://thinkexist.com/dictionary/meaning/pedicellaria/
(from the article `echinoderm`) ...is unfavourable, or on a seasonal basis), and a new set of internal organs regenerates within several weeks. Sea urchins (Echinoidea) readily ... Echinoderms exhibit a variety of skeletal structures. In the echinoids, a hollow test (skeleton) consisting of 10 columns of plates bears large and ... St...
Found on
http://www.britannica.com/eb/a-z/p/34
Ped`i·cel·la'ri·a noun ;
plural Pedicellariæ . [ New Latin See
Pedicel .]
(Zoology) A peculiar forcepslike organ which occurs in large numbers upon starfishes and echini. Those of starfishes have two movable jaws, or blades, and are usually nearly, or quite, sessil...
Found on
http://www.encyclo.co.uk/webster/P/41
No exact match found.
