2.2" Hypacrosaurus Dinosaur Fossil Vertebrae Process Two Medicine FM Montana COA Gorgosaurus representing the ancient rugose coral

representing the ancient rugose coral Hexagonaria percarinata

They possess two valves (shells) that are generally symmetrical and can vary in shape from rounded to oval

and slightly smaller than Giganotosaurus

One of the defining features of trilobites is their hard exoskeleton

Sea Scorpion One Dimensions: 6

2.2" Hypacrosaurus Dinosaur Fossil Vertebrae Process Two Medicine FM Montana COA Gorgosaurus representing the ancient rugose coralLocation: Two Medicine Formation, Montana (Private Land Origin) Fossil Bone Weight: 1. 6 Ounces Fossil Dimensions: 2. 2 Inches Long, 1. 3 Inches Wide,1 Inch Thick Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Hypacrosaurus Dinosaur The large herbivorous dinosaur Hypacrosaurus lived in the final stages of the Cretaceous period, inhabiting ecosystems filled with both abundant plant life and dangerous predators.