3.1" Goniatite Ammonite Fossil Polished, Cut Half's Erfoud Morocco Devonian Age COA Prognathodon Tooth They are most famous for

They are most famous for their gigantic eggs

whose physiological and ecological flexibility proved decisive when countless other species vanished forever

have existed for millions of years

most notably a massive asteroid impact that triggered global climate disruptions and the collapse of marine ecosystems

layers have been formed in the same way as the Carboniferous

3.1" Goniatite Ammonite Fossil Polished, Cut Half's Erfoud Morocco Devonian Age COA Prognathodon Tooth They are most famous forLocation: Erfoud (Anti Atlas), Morocco Weight: 8. 3 Ounces Dimensions: 3. 1 Inches Long, 3. 1 Inches Wide, 1. 2 Inches Thick Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Devonian Age, 370 million years old. Goniatite Ammonite Ammonoids dominated the seas from the Devonian to the Cretaceous periods with their boldly coiled shells, inspired by the rams horns of the Egyptian god Amun. Though they look like