1.3" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Bryozoan Exoskeleton: The First animals to

Exoskeleton: The First animals to have a skeleton

and jasper

The extinction of elephant birds is widely believed to be closely tied to human activity following the arrival of people in Madagascar approximately 2

Edmontosaurus was mainly bipedal

these Indonesian specimens have quickly become collector favorites for their unusual texture and soothing color variations

1.3" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Bryozoan Exoskeleton: The First animals toLocation: Cloverly Formation, Montana Weight: 0. 9 Ounces Dimensions: 1. 3 Inches Long, 1. 2 Inches Wide, 0. 9 Inches Thick Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Gastrolith stones identified in the Cloverly Formation are actually polished stomach stones from large dinosaurs, particularly Sauropods such as Titanosaurs. These beautiful, rare stones, called gastroliths, are found in only a few locations