This Specimen has been sold.
2.3" Ordovician Brittlestar (Petraster) Fossil - Morocco
This is a 2.1" wide, Ordovician aged brittlestar of the genus Petraster. It comes from the Kataoua Formation near Blekus, Morocco. The specimen shows an amazing amount of detail and the natural, orange coloration is due to the oxidization of iron pyrite.