Size Comparison of Animals, the Prehistoric Mammals

Due to some extinct mammals have no definite present-day relatives, they are compared to living mammals by the their appearances mya: million years ago Alticamelus, American lion, Arctotherium, Argyrolagus, Arsinoitherium, Astrapotherium, Barbary lion, Barylambda, Barytherium, Brontotherium, Chalicotherium, Coryphodon, Daeodon, Deinogalerix, Deinotherium, Diadiaphorus, Dinoceras, Diprotodon, Doedicurus, Dorcatherium, Elasmotherium, Embolotherium, Entelodon, Eurohippus, Hypohippus, Hyracodon, Imperial mammoth, Kyptoceras, Macrauchenia, Mastodon, Megatherium, Menoceras, Orohippus, Palaeoloxodon namadicus, Palaeomastodon, Pantolambda, Paraceratherium, Paraentelodon, Pliauchenia, Procoptodon, Pyrotherium, Smilodon, Stegotetrabelodon, Steppe mammoth, Subhyracodon, Uintatherium, Woolly mammoth © 2021 G’s Data Lab