7.1" Phytosaur Fossil Skull Bone Late Triassic Age Archosaur Chinle FM, AZ COA Albertosaurus As one of the earliest

As one of the earliest large arthropod groups

keeled breastbone for flight muscles and an enlarged brain to manage complex flight

Preservation and Research

Subhyracodon is a genus of mammal that lived during the Oligocene epoch

Ammonites were active carnivores

7.1" Phytosaur Fossil Skull Bone Late Triassic Age Archosaur Chinle FM, AZ COA Albertosaurus As one of the earliestLocation: Chinle Formation, Arizona (Private Land Origin) Weight: 7. 3 Ounces Dimensions: 7. 1 Inches Long, 1. 7 Inches Wide, 1. 1 Inches Thick Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Late Triassic 242 To 199 Million Years Old Phytosaurs were large predatory reptiles that thrived during the Late Triassic period, long before the rise of true crocodiles. These semi aquatic archosaurs inhabited rivers,