Glyptodont Cranial Diversity - Poster Size:16″×24″ and dirt with this eurypterid-covered

and dirt with this eurypterid-covered case

It was the apex predator of North America before tyrannosaurids took over that niche

Stegosaurus was discovered in Colorado and named by famous paleontologist O

Dimorphodon was a cute medium-sized pterosaur from the early Jurassic

Illustration by Andrey Atuchin

Glyptodont Cranial Diversity - Poster Size:16″×24″ and dirt with this eurypterid-coveredTen glyptodont heads, side by side, so you can see just how different the group was. These giant armored cousins of armadillos rumbled across the Ice Age Americas, the biggest of them the size of a small car. Drawn as a classic natural history plate, with a human silhouette in the bottom row for scale. Printed on heavyweight luster paper with archival color. Art by Joschua Knppe