2.3" Starfish (Petraster) & Edrioasteroids - Ordovician

This is a 2.3" wide, Ordovician aged starfish of the genus Petraster associated with about half a dozen undescribed Edrioasteroids. It comes from the Kataoua Formation near Blekus, Morocco.

Edrioasteroids are an extinct class of echinoderms that lived from the Ediacaran until the Permian, about 300 million years ago. The living animal would have resembled a pentamerously symmetrical disc or cushion.
DETAILS
SPECIES
Petraster sp. & Undescribed Edrioasteroid
LOCATION
Blekus, Morocco
FORMATION
Kataoua formation
SIZE
Brittlestar 2.3", Matrix 4x4"
ITEM
#41553
GUARANTEE
We guarantee the authenticity of all of our
specimens. Read more about our
Authenticity Guarantee.