07176 - Superb 4.51 Inch OPHIURA SP Brittlestar Upper Ordovician Ktaoua Fm Stephanodus 51 Inch = 13 mm
Yard notes & kiln story
Description
51 Inch = 13 mm
Subfamily: Mosasaurinae Williston
It is a magnificent acquisition for any collection
Beautiful sand dollar urchin
Phacopidella
07176 - Superb 4.51 Inch OPHIURA SP Brittlestar Upper Ordovician Ktaoua Fm Stephanodus 51 Inch = 13 mmBeautiful 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.