An Illustrated and Cross-Referenced Glossary of Malacological and Conchological Terms |
|||
by Paul S. Mikkelsen |
Term | Definition |
SPIROGYRATE | Coiled outward from the SAGGITAL plane; term applied to the UMBONES of bivalves; see also: OPISTHOGYRATE; ORTHOGYRATE. | |
Copyright ©Paul S. Mikkelsen, All Rights Reserved | Return to Home Page | Return to Top | Over 1700 Terms in the Glossary! |