Cross-Barred Venus

Cross-barred Venus, or, "Florida Cross Bar Venus," Chione cancellata (Linnaeus 1767)
Family Veneridae

The Cross-Barred Venus is a bi-valve with a medium thick shell which grows to about 2" and is recognized by cross bar extending from its umbones. It's standard color is off white (gray). Some have brown color patterns that along the vertical lines as the shell below: