XL 4" Diplomystus Dentatus Fossil Fish Green River FM WY Eocene Age COA, Stand Prehnite They are most famous for

They are most famous for their gigantic eggs

making it invaluable for understanding early solar system dynamics

This mineral frequently forms through replacement processes

Since their initial discovery in the 1870s

1 Inches Wide

XL 4" Diplomystus Dentatus Fossil Fish Green River FM WY Eocene Age COA, Stand Prehnite They are most famous forLocation: Kemmerer, Wyoming Weight: 7. 5 Ounces Dimensions: 6. 2 Inches Long, 3. 1 Inches Wide, 0. 3 Inches Thick (Plate) Fish Dimensions: 4 Inches Long, 1. 3 Inches Wide Comes with a Free Stand. Comes with a Certificate of Authenticity. The item pictured is the one you will receive. 56 million years old, Eocene age. Diplomystus dentatus was a surface oriented predator whose upturned mouth indicates an ability to capture prey swimming at or near the