1" Coryphodon Fossil Tooth Willwood Formation Big Horn County Wyoming Stand Running Rhino an iron- and magnesium-rich silicate

an iron- and magnesium-rich silicate mineral that contributes to their dark appearance and high density

there were some coal swamps in the earliest part of the Permian

Megalodon fossils

and an articulated femur and tibia

1" Coryphodon Fossil Tooth Willwood Formation Big Horn County Wyoming Stand Running Rhino an iron- and magnesium-rich silicateLocation: Willwood Formation, Big Horn County, Wyoming Weight: 0. 4 Ounces Dimensions: 1 Inch Long, 0. 9 Inches Wide, 0. 7 Inches Thick Comes with a Stand and Mineral Tack. The item pictured is the one you will receive. Coryphodon is an extinct genus of large mammals that roamed North America and Eurasia during the late Paleocene and early Eocene epochs. Known for its massive, hippo like body, Coryphodon was a sturdy herbivore, reaching lengths of up