In 1758, Carl Linnaeus described the tiger in the Systema Naturae and gave it the scientific name Felis tigris. In 1929, the British taxonomist Reginald Innes Pocock named this species under the genus Panthera by the scientific name Panthera tigris. Lady Skull with American Flag Glasses. The tiger’s closest relative was previously thought to be a lion, leopards and jaguar of Panthera. The tiger may have been originally descended from ancient African ancestors, 2 million years ago, a branch of them migrated to the east (ie Asia) and developed its body with black stripes. , orange, white like today. Even until 16,000 years ago, their reverse movement to the west only came to India. Once settled in Northeast Asia, they never returned to their homeland of Africa.