01 n. A special structure found in the mouth of most mollusks, except bivalves. It consists of several muscles and a cartilage which supports a …
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A special structure found in the mouth of most mollusks, except bivalves. It consists of several muscles and a cartilage which supports a chitinous radula, or lingual ribbon, armed with teeth. Also applied to the radula alone. See Radula.(Zool.) See: Radula