XXL 5.3" Knightia Eocaena Fossil Fish Green River FM WY Eocene Age COA And Stand Rib Location: Chinle Formation

Location: Chinle Formation

Their powerful bodies

they went extinct alongside them during the Cretaceous-Tertiary mass extinction

developing a symmetrical pyramidal crown and reaching heights of up to 120 feet

Partial carcasses of Poebrotherium have been discovered showing feeding marks that suggest they were killed and possibly cached by Archaeotherium

XXL 5.3" Knightia Eocaena Fossil Fish Green River FM WY Eocene Age COA And Stand Rib Location: Chinle FormationLocation: Kemmerer, Wyoming Weight: 2 Pounds 0. 2 Ounces Dimensions: 9. 5 Inches Long, 6. 5 Inches Wide, 0. 4 Inches Thick (Plate) The Fish is: 5. 3 Inches Long, 2 Inches Wide Comes with a Certificate of Authenticity. Comes with a Free Stand. The item pictured is the one you will receive. 50 million years old, Eocene age Knightia Eocaena is the most common fish in Fossil Lake and possibly the most frequently articulated vertebrate fossil worldwide. It