Pencil Urchin

The Pencil Urchin of the Eucidaris genera is also known as the Mine or Club Urchin. It has a brown, sometimes mottled body with stubby, thick spines radiating out in all directions. The spines are surrounded by basal plates. Never try to pry it out of a hole, as you will break its spines before it…

…Red Slate Pencil Urchin, also known as Slate Pencil Urchin, has a reddish-tan body with sparse, long, blunt solid spines that taper at the tips and radiate out from the body in all directions at lengths of up to five inches. In addition to its spines looking like pencils, this sea urchin is also…