Fossil Bivalve-Clam2
US$16.25
- Species: Exogyra ponderosa
- Size Diameter: 5.0 inches (12.7 centimeters)
- Weight: 2.02 pounds (916.3 grams)
- Collecting Site: Unknown creek
- Locality: Dallas County, Texas
- Formation: Austin Chalk
- Age: 110 Million Years old