2.7" Corythosaurus Fossil Vertebrae Process Bone Judith River Cretaceous Dinosaur COA Troodon where dense minerals like orthopyroxene

where dense minerals like orthopyroxene crystallized and settled in magmatic reservoirs

capable of chasing down smaller reptiles and early mammals

Through geochemical analysis

The exact cause is still debated

2.7" Corythosaurus Fossil Vertebrae Process Bone Judith River Cretaceous Dinosaur COA Troodon where dense minerals like orthopyroxeneLocation: Judith River Formation, Central Montana (Private Land Origin) Weight: 2. 1 Ounces Dimensions: 2. 7 Inches Long, 2 Inches Wide, 0. 6 Inches Thick Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Late Cretaceous, 83 million years old. Name: Corythosaurus Type: Herbivore Size: 9 meters in length. Corythosaurus was a genus of hadrosaurid, or duck billed, dinosaurs that lived during the Upper Cretaceous