1.1" Ordovician Brittle Star (Ophiura) Pos/Neg - Morocco

This is a 1.1" wide, fossil brittle star (Ophiura) from the Kataoua Formation of Morocco. It is Ordovician in age, approximately 450 million years old. The orange coloration is natural and due to the oxidization of iron pyrite. Both the positive and negative split of this fossil is included.

It comes with an acrylic display stand.