Pearl Oyster Biology - Overview of the pearl making process and anatomy pictures. - http://www.perlas.com.mx/English/BIOLOGY.htm
Clam Review - Virtual clam dissection with numbered photographs. Click on a number and the name of the part appears. - http://biog-101-104.bio.cornell.edu/BioG101_104/tutorials/animals/clam.html
Bivalve Anatomy - Offers diagrams and basic information for clam, oyster, and scallop anatomy. - http://www.assateague.com/nt-bival.html