GLOSSARY OF BIVALVE MORPHOLOGIC TERMS

Illustrations and objective data courtesy of AMOCO Production Co., Alan B. Shaw (Manager, South Florida Carbonate Project), and Brian F. Glenister (AMOCO Consultant)

B1. Sculpture

The ornamentation of the shell
 
 
Character State Definition Illustration
none Having no ribs on shell
radial Having longitudinal ribs on shell
concentric Having horizontal ribs on shell
cancellate Having longitudinal and horizontal ribs that cross each other
 

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Last updated on September 3, 2002-eek.