0.9" Phytosaur Fossil Tail Vertebrae Bone Late Triassic Age Archosaur Chinle FM, AZ COA SEA URCHIN Early sulfur mining efforts in

Early sulfur mining efforts in Louisiana were complicated by loose sediments and quicksand above the deposits

offering unprecedented insights into the evolutionary history

such as spiral fish feces

Early attempts to mine sulfur in Louisiana were fraught with difficulties due to the unconsolidated overlying sediments and pockets of quicksand

Their wings were composed of a membrane of skin

0.9" Phytosaur Fossil Tail Vertebrae Bone Late Triassic Age Archosaur Chinle FM, AZ COA SEA URCHIN Early sulfur mining efforts inLocation: Chinle Formation, Arizona (Private Land Origin) Weight: 0. 3 Ounces Dimensions: 0. 9 Inches Long, 0. 5 Inches Wide, 0. 5 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, semi aquatic archosaurs that lived during the Late Triassic period (230200 million years ago). These prehistoric reptiles closely resembled modern