XL 4.8" Knightia Eocaena Fossil Fish Green River FM WY Eocene Age COA & Stand Mosasaur Jaw Its short legs and massive

Its short legs and massive armored dome made it nearly impervious to predators

This means that Prognathodon specialized in eating tough-shelled prey items like shellfish

allowing organisms to be perfectly preserved while millimeter-thick layers of limestone slowly accumulated

and ecological complexity of crocodilians in the Hell Creek Formation

XL 4.8" Knightia Eocaena Fossil Fish Green River FM WY Eocene Age COA & Stand Mosasaur Jaw Its short legs and massiveLocation: Kemmerer, Wyoming Weight: 2 Pounds 5. 5 Ounces Dimensions: 5. 6 Inches Long, 4. 4 Inches Wide, 1 Inch Thick (Plate) Fish Dimensions: 4. 8 Inches Long, 1. 5 Inches Wide Comes with a Certificate of Authenticity. Comes with a Free Stand. The item pictured is the one you will receive. This is a genuine fossil. 50 million years old, Eocene age Knightia Eocaena is the most common fish in Fossil Lake and may be the most commonly articulated