9 animals that don’t exist anymore Megalodon, meaning "big tooth", is an extinct species of shark that lived approximately 23 to 2.6 million years ago, during the Early Miocene to the end of the Pliocene. Previous Next Pages: 1 2 3 4 5 6 7 8 9 9 animals that don't exist anymore animals Cameroceras dire wolf Kaprosuchus Leviathan Megalodon Mosasaurus Panthera spelaea Sinosauropteryx Titanoboa 2018-07-21 admin