4.4" Polished Slab Petoskey Stone Hexagonaria Coral Fossil Devonian Age Michigan Rebbachisaurus Tooth allowing millimeter-thick layers of laminated

allowing millimeter-thick layers of laminated limestone to form with an unparalleled abundance of fossil fish

These marine reptiles spent their entire lives in the ocean

along with the thin radial lines extending from the dark central “eye”

Postosuchus likely hunted smaller reptiles

such as the Andean highlands and coastal zones

4.4" Polished Slab Petoskey Stone Hexagonaria Coral Fossil Devonian Age Michigan Rebbachisaurus Tooth allowing millimeter-thick layers of laminatedLocation: Michigan, United States Weight: 3. 8 Ounces Dimensions: 4. 4 Inches Long, 3. 8 Inches Wide, 0. 2 Inches Thick The item pictured is the one you will receive. Devonian Age, 350 million years old Petoskey Stones are unique rocks that also serve as fossils, specifically of the rugose coral Hexagonaria percarinata. Typically pebble shaped, these stones are found primarily in the northwestern and northeastern regions of Michigans Lower Peninsula.