Priscacara serrata and Phareodus testis | Green River Formation | Wyoming cube Pyrite is the most common

Pyrite is the most common of the sulfide minerals with the chemical formula FeS2

Edmontosaurus

Fossil records reveal that adult Phareodus specimens often went solo

This Columbian Mammoth molar slice came from the coastal region of South Carolina

Priscacara serrata and Phareodus testis | Green River Formation | Wyoming cube Pyrite is the most commonPriscacara serrata and Phareodus testis Eocene (51. 98 Million Years Ago) Private Quarry, Green River Formation, Wyoming, USA Preparation by Jim Tynsky Obtained from the collection of Dr. William Rieger Plate approx. size: 15" x 12. 75" x 1. 25" Priscacara approx. size: 7. 5" Phareodus approx. size: 5. 5" Order Perciformes Family Moronidae C. liops, P. serrata, H. hypsacantha, and undescribed Priscacara & Hypsiprisca species P. serrata is perhaps the