pedicellariae

from The Collaborative International Dictionary of English v.0.48
Pedicellaria \Ped`i*cel*la"ri*a\, n.; pl. {Pedicellari[ae]}.
   [NL. See {Pedicel}.] (Zool.)
   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.
   [1913 Webster]
    

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