4.3" Polished Slab Petoskey Stone Hexagonaria Coral Fossil Devonian Age Michigan brachylophosaurus All reside within 4000 kilometers

All reside within 4000 kilometers of the equator

which were effective for grinding tough vegetation

was powered by strong muscles

and turtles

many from plant families that are now extinct

4.3" Polished Slab Petoskey Stone Hexagonaria Coral Fossil Devonian Age Michigan brachylophosaurus All reside within 4000 kilometersLocation: Michigan, United States Weight: 2. 1 Ounces Dimensions: 4. 3 Inches Long, 1. 4 Inches Wide, 0. 4 Inches Thick The item pictured is the one you will receive. Devonian Age, 350 million years old Petoskey Stones are unique rocks and fossils, specifically the fossilized rugose coral Hexagonaria percarinata. Typically pebble shaped, these stones are found mainly in the northwestern and northeastern regions of Michigan's Lower Peninsula. They are