8.5" Priscacara serrata | Green River Formation | Wyoming youngite Composed of corundum (ruby

Composed of corundum (ruby

FeO/MnO = 89-111

which were found together with those of reindeer

Its strata dates back to the Late Cretaceous

8.5" Priscacara serrata | Green River Formation | Wyoming youngite Composed of corundum (rubyPriscacara serrata Eocene (51. 98 Million Years Ago) Private Quarry, Green River Formation, Wyoming, USA Preparation by Carl Ulrich Obtained from the collection of Dr. William Rieger Fish approx. size: 8. 5" Plate approx. size: 18" x 14" Stand not included. Order Perciformes Family Moronidae C. liops, P. serrata, H. hypsacantha, and undescribed Priscacara & Hypsiprisca species P. serrata is perhaps the most popular and sought after of the Green River