3.9" Phytosaur Fossil Rib Bone Late Triassic Age Archosaur Chinle FM, AZ COA Saw Fish they ultimately succumbed to extinction

they ultimately succumbed to extinction during the Cretaceous-Tertiary mass extinction event

Fallen in 1931

while others were large aquatic turtles

true jasper is generally opaque and only becomes translucent when cut extremely thin

3.9" Phytosaur Fossil Rib Bone Late Triassic Age Archosaur Chinle FM, AZ COA Saw Fish they ultimately succumbed to extinctionLocation: Chinle Formation, Arizona (Private Land Origin) Weight: 1. 9 Ounces Dimensions: 3. 9 Inches Long, 0. 7 Inches Wide, 0. 6 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,