The Megalodon ("Big Tooth") shark was possibly the most fearsome ocean predator in earths history reaching lengths of 50+ feet in length. This mega-shark lived approximately 15.9 to 2.6 million years ago. FossilEra offers a wide selection of fossil Megalodon teeth for sale from around the world in all sizes and qualities. We do not sell reproductions or casts and guarantee the authenticity of all of the fossils that we sell. How are Megalodon teeth priced?