Genuine Spinosaurus tooth over 75 million years old! The Cretaceous Period Spinosaurus was a huge, meat eating dinosaur. Over 40 feet long, with sharp claws and teeth, Spinosaurus was quite a scary monster! Your tooth arrives in a handsome wooden gift case, and also includes a Certificate of Authenticity. Specimen sized 2 to 3 inches. Information on how to place your order by fax or by telephone. Product Number AM3802S