2.9" Goniatite Ammonite Fossil Polished, Cut Half's Erfoud Morocco Devonian Age COA Point These mollusks evolved through the

These mollusks evolved through the Jurassic and Cretaceous periods before succumbing to the K-Pg extinction event approximately 66 million years ago—the same catastrophic episode that eliminated non-avian dinosaurs

making it nearly impervious to predators

They are frequently found in association with other Miocene marine creatures

functioned as a defensive and offensive appendage

2.9" Goniatite Ammonite Fossil Polished, Cut Half's Erfoud Morocco Devonian Age COA Point These mollusks evolved through theLocation: Erfoud (Anti Atlas), Morocco Weight: 5. 5 Ounces Dimensions: 2. 9 Inches Long, 2. 3 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 were remarkable sea creatures that thrived from the Devonian to the Cretaceous periods. Their name originates from the distinctive "ram's horn" shape of their shells, inspired