| pedicellaria | Origin: NL. 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, sessile; those of echini usually have three jaws and a pedicel. Source: Websters Dictionary (01 Mar 1998) |
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| pedicellaria |
pl. pedicella´riae a modified spine with a flexible head, seen in sea urchins and related animals, used in grooming, food getting, and self-defense and the principal site of venom glands.
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