07174 - Superb 3.31 Inch OPHIURA SP Brittlestar Upper Ordovician Ktaoua Fm Symphysops This specimen is preserved partially

This specimen is preserved partially

Pseudocryphaeus

BAADI BOUYA and MBAREK AMAGHZAZ

V -shaped anteriorly and U-shaped posteriorly

The size of this fragment of Onchopristis rostral bone is probably only about a third of its original length

07174 - Superb 3.31 Inch OPHIURA SP Brittlestar Upper Ordovician Ktaoua Fm Symphysops This specimen is preserved partiallyBeautiful preserved and well prepared specimen. This type of brittlestar is quite representative of the Ordovician of the South of Morocco. Its orange colors come from the limonite (iron oxide) that is the product of the oxidation of the original pyrite that mineralized these fossils.