Paralenorthis possessed a lophophore
it’s easy to see that this ancient whale was immense
Early brontotheres from the beginning of the Eocene epoch were only dog-sized
can sometimes be unreliable due to the mobility of uranium isotopes
occupied similar ecological roles and contributed to intense competition within marine ecosystems
4.8" Diplomystus Dentatus Fossil Fish Green River FM WY Eocene Age COA, Stand Septarian Paralenorthis possessed a lophophoreLocation: Kemmerer, Wyoming Weight: 11. 9 Ounces Dimensions: 6. 6 Inches Long, 4. 8 Inches Wide, 0. 3 Inches Thick (Plate) Fish Dimensions: 4. 8 Inches Long, 1. 7 Inches Wide Comes with a Free Stand. Comes with a Certificate of Authenticity. The item pictured is the one you will receive. This is a genuine fossil. 56 million years old, Eocene age. Diplomystus Dentatus morphology, including its upturned mouth, is typical of a surface feeding fish. The