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

by Paul S. Mikkelsen

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Search results for:   COLUMELLAR       9 terms were found.

Term	Definition

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COLUMELLAR		Pertaining to the COLUMELLA.

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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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COLUMELLAR FOLD		A raised ridge on the COLUMELLA that follows the helical growth pattern of a gastropod shell.; see also: FUNICLE.

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COLUMELLAR LIP		The part of the inner lip, of a gastropod shell, nearest to the axis of coiling, and comprising the visible part of the COLUMELLA.

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COLUMELLAR PLAIT		[need definition]. See illustration: Composite Gastropod.

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COLUMELLAR PLICAE		[need definition]. See illustration: Composite Gastropod.

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COLUMELLAR TOOTH		A sharply raised projection, emanating from the COLUMELLA and protruding into the APERTURE of a GASTROPOD. See illustration: Composite Gastropod.

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COLUMELLAR WALL		Surface of the COLUMELLA.

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LIP, COLUMELLAR		The lower portion of the INNER APERTURAL LIP; see also: LIP, PARIETAL.

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