. "The taxonomic assignment of this species has been debated for nearly a century, and there are three possible interpretations: (1) Some authors place C. megalodon and other megatoothed sharks with the extant white shark (Carcharodon carcharias) in the same genus (Carcharodon) and therefore the same family (Lamnidae) [14]???[16]. (2) Other authors place C. megalodon and megatoothed sharks in a diffe" . . .