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Parapodium |
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parapodium [‚par·ə′pōd·ē·əm]
(invertebrate zoology) One of the short, paired processes on the sides of the body segments in certain annelids. A lateral expansion of the foot in gastropod mollusks. Parapodium one of the lateral processes on the body of polychaetous worms. The parapodia are borne in pairs by each trunk segment and serve primarily as locomotive organs. Parapodia typically consist of a ventral and a dorsal branch. Each branch is equipped with a cluster of bristles and with a tactile antenna, which at times is modified into a gill. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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