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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 |
| RETRACTED | In gastropods, the state of the animal being withdrawn into its shell; also the condition of its TENTACLES being withdrawn or (in NUDIBRANCHS) a BRANCHIAL PLUME being withdrawn. In bivalves, the condition of the clam having its FOOT and/or SIPHONS withdrawn. See also: EXTENDED. | |
| Copyright ©Paul S. Mikkelsen, All Rights Reserved | Return to Home Page | Return to Top | Over 1700 Terms in the Glossary! |