1.3" Lambeosaurus Fossil Rib Bone Judith River FM MT Cretaceous Dinosaur COA Teeth Alongside Dyrosaurus and Brachychampsa

Alongside Dyrosaurus and Brachychampsa

the prevailing theory is that the crest played a key role in sound production

posed significant risks to the younger dinosaurs

It has practical uses too—commonly in making cement and mortar—and the clearest calcite crystals have been used in gun sights and polarizing microscopes for studying rocks

1.3" Lambeosaurus Fossil Rib Bone Judith River FM MT Cretaceous Dinosaur COA Teeth Alongside Dyrosaurus and BrachychampsaLocation: Judith River Formation, Eastern Montana (Private Land Origin) Weight: 0. 5 Ounces Dimensions: 1. 3 Inches Long, 1. 2 Inches Wide, 0. 5 Inches Thick Comes with a Certificate of Authenticity. The item pictured is the one you will receive. This is a genuine fossil bone. Cretaceous Age 83. 6 70. 6 million years old. Height: 7 ft. Mass: 2,200 6,600 lbs Eats: Maidenhair tree, Magnolia, Pine Eaten by: Albertosaurus, Gorgosaurus, Daspletosaurus