odontophore

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o·don·to·phore

O0033900 (ō-dŏn′tə-fôr′)n. A structure in most mollusks over which the radula is drawn back and forth during feeding.
o′don·toph′o·ral (ō′dŏn-tŏf′ər-əl) adj.

odontophore

(ɒˈdɒntəˌfɔː) n (Zoology) an oral muscular protrusible structure in molluscs that supports the radula odontophoral, ˌodonˈtophorous adj