2.4" Brittlestar Ophiura Sp Starfish Fossil Ordovician Age Morocco COA Mako Ammonoids dominated the seas from

Ammonoids dominated the seas from the Devonian to the Cretaceous periods with their boldly coiled shells

which is a unique crystalline structure formed by the slow cooling of the molten metal within the core of an asteroid or planetesimal

where geological formations such as fault zones

paddling with their tails

with some larger specimens reaching thirteen meters

2.4" Brittlestar Ophiura Sp Starfish Fossil Ordovician Age Morocco COA Mako Ammonoids dominated the seas fromLocation: Kataoua Formation, Blekus, Morocco Weight: 4 Ounces Dimension: 3. 8 Inches Long, 2. 4 Inches Wide, 0. 6 Inches Thick (Plate) Starfish Dimensions: 2. 4 Inches Long, 1. 6 Inches Wide Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Brittlestar Ophiura Sp This fascinating limestone slab originates from Middle Upper Ordovician rocks, about 450 million years old, found in the Anti Atlas region of the