Dinosaur Gastrolith - SOLD 2.727" Gut Stone - 150,000,000 Years Old armsandarmor and Tyrannosaurus rex pocket fossil

and Tyrannosaurus rex pocket fossil items

The fish come in two sizes

This makes each specimen completely unique

Showcase Specimens - Priced and sold individually

hollow spherical stones that are full of crystal growth formations

Dinosaur Gastrolith - SOLD 2.727" Gut Stone - 150,000,000 Years Old armsandarmor and Tyrannosaurus rex pocket fossilWithout proper digestive systems, many dinosaurs would ingest stones to aid the breakdown of food in their gut. Known scientifically as gastroliths, the dinosaurs would eventually pass these stones, which would then become fossilized. This specimen is a 2. 727" dinosaur gastrolith from the Morrison Formation in Colorado. It ships in a protective carton, ready for display right out of the box. A specimen card that doubles as a certificate of