Slate Pencil Sea Urchin GALLERYEucidaris tribuloides
A beautiful urchin with thick blunt spines. the spines, unless newly grown or most often covered with various organisms and algae. They have a unique, 5 point, woven design on the top and 5 beak-like teeth on the underside. Average diameter including spines 5 inches. Look for them at most depths. They can be found in areas of rubble, sea grass beds and reefs. Often wedged between rocks and other recesses. Colors brown, tan, rust.