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and other terrestrial vertebrates
Preserved with the fish in the laminated limestone is a complete aquatic ecosystem: cyanobacteria
a group of theropod dinosaurs known for their deep skulls
immediately following the Cretaceous–Paleogene mass extinction
forming cages and tunnels that trap water and gases
1.6" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Acanthoceras and other terrestrial vertebratesLocation: Cloverly Formation, Montana Weight: 1. 3 Ounces Dimensions: 1. 6 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
US$ 190.00
US$ 465.00
