Eupatagus antillarum from Florida

Eupatagus antillarum (Cotteau 1875)
From the Upper Eocene.
Collected from Inglis,Levy County,Florida,U.S.A.
Nice irregular sea urchin from the Ocala Limestone in Florida. 
The test is in good condition other than the area of non preservation to the one side,there is still a little white limestone matrix on the underneath too. 
Not the best specimen but appropriately priced!
Measuring 34mm x 29mm.