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An Illustrated and Cross-Referenced Glossary of Malacological and Conchological Terms |
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| by Paul S. Mikkelsen | |||
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| Term | Definition |
| CLAUSILIUM (=CLAUSIUM) |
A CALCAREOUS, loose "sliding door" in the Clausiliidae (Pulmonata) which fits into the grooves of the COLUMELLA, serving as a door. When not prevented by counteracting pressure, the clausilium springs forward on its elastic LIGAMENT and encloses the animal into its shell. | |
| Copyright ©Paul S. Mikkelsen, All Rights Reserved | Return to Home Page | Return to Top | Over 1700 Terms in the Glossary! |