Dinosaur Gastrolith - Gut Stone Size:Large 28" polished slab cross-section from

28" polished slab cross-section from an Alaskan Woolly Mammoth

The ladder rung segments are all 2mm thick

intelligent

and certificate of authenticity

"It was past midnight

Dinosaur Gastrolith - Gut Stone Size:Large 28" polished slab cross-section fromAlso known as gut or gizzard stones, gastroliths are common digestive aids among amphibians, reptiles, birds, and dinosaurs. their primary function is to help grind food matter. In dinosaurs, gastroliths are usually associated with sauropods, though they have also been discovered in ornithomimids, oviraptors, and some ornithischians. This Jurassic period gastrolith comes from the Morrison Formation in Colorado. There are two different sizes of