#ST-3 Fossil Shark Tooth. Otodus Megalodon, from the Miocene/Pliocene epoch (between 20.4 and 1.8 million years ago). Found off the coast of North Carolina. This tooth is approximately 4 inches long and 3.2 inches wide, weighing 0.40 lb. This is a one-of-a-kind item - you will receive the actual item in photo. Once sold, it is gone.