Its official state fossil is Chesapecten Jeffersonius
The prehistoric scallop Chesapecten jeffersonius holds the distinction of being... [DOC] [TLE] Jefferson's Scallop | Jefferson Institute [PAR] Jul 12, 2011 ... Chesapecten jeffersonius, the state fossil of Virginia, is an extinct ... had to 
compete with his other scientific pursuits that included, among many... [DOC] [TLE] Virginia State Fossil: Chesapecten jeffersonius Kit [PAR] Grades Targeted: 7th and above.