Panthera youngi is known from Choukoutien, northeastern China and lived about 350,000 years ago in the Pleistocene epoch. Harington, 1969 suggested that the American lion, the Eurasian cave lion and the large Chinese Panthera youngi are conspecific. Pei Wenzhong (1934) On the Carnivora from Locality 1 of Choukoutien: Palaeontologica Sinica, Ser. C...