3 pack Fossilized Biting Clams - Rastellum Carinatum Fossils

These pieces of Rastellum Carinatum, commonly referred to as Biting Clams, date back to approximately 160 million years ago. They exhibit a coiled shape with a ridged outer surface and a typically concave inner surface, while the edges feature distinct markings resembling a zipper or bite. Due to the nature of being fossilized, each piece is unique and may vary in size and shape. Some may NOT be split into pairs, some may come as split pairs.

Sold as a 3 pack.