An Illustrated and Cross-Referenced Glossary of Malacological and Conchological Terms

by Paul S. Mikkelsen

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Search results for:   CALLUS       3 terms were found.

Term	Definition

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COLUMELLAR CALLUS		A smooth, shelly layer extending over the COLUMELLAR area, secreted by the mantle; see also: PARIETAL CALLUS.

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PARIETAL CALLUS		Enamel on the inside of a shell just within the APERTURE of snails; see also: COLUMELLAR CALLUS.

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VALVE CALLUS		Same as: INSERTION PLATE.

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Over 1700 Terms in the Glossary!