One frilled echinoid specimen displayed in an acrylic case. From a formation in Morocco, these sand dollars are from the genus Heliophora and lived during the late Miocene of about 11.6 million to today. This specimen is from the Pliocene, making it 2 to 5 million years old.
A perfect addition for your natural specimen collection.
Please note: this listing is for one specimen, ranging in size from .75"-1.5".