This fossilized Flat Sea Urchin, or Sand Dollar, is a delicate testament to ancient marine life. It features a disc-like shape and a distinctive star-shaped (petal) pattern on its upper surface, revealing the ambulacra of this extinct echinoderm.

Carefully prepared and polished to a glossy finish, this Madagascar fossil highlights the geometric details of its structure. It is perfect for collectors seeking organic shapes and soothing natural patterns, making it an ideal piece for modern décor or a paleontological collection.