13.2" Brittle Star Ophiura Sp Starfish Mortality Plate Fossil Ordovician Age COA & Stand Leptauchenia These ancient creatures thrived in

These ancient creatures thrived in Paleozoic oceans

most commonly hexagonal

including a massive asteroid impact that altered global climates and marine ecosystems

which by 1900 included more than fifty named species

Its forelimbs were shorter than its hindlimbs

13.2" Brittle Star Ophiura Sp Starfish Mortality Plate Fossil Ordovician Age COA & Stand Leptauchenia These ancient creatures thrived inLocation: Kataoua Formation, Blekus, Morocco Weight: 8 Pounds 9. 1 Ounces Dimension: 13. 2 Inches Long, 10. 5 Inches Wide, 1. 1 Inches Thick (Plate) Comes with a Certificate of Authenticity. Comes with a Free Stand. The item pictured is the one you will receive. Brittlestar Ophiura Sp This intriguing limestone slab was extracted from Middle Upper Ordovician (about 450 million years old) rocks in the Anti Atlas part of the Atlas Mountains of Morocco.