DENDROLOGY

Detailed explanation-1: -“Java man, ‘’ as the creature was called, was later classified as a member of Homo erectus, a species that arose 1.8 million years ago and may have been one of our direct ancestors.

Detailed explanation-2: -erectus, which diverged from H. habilis around 1.8 million years ago, marks the first hominin to disperse outside of Africa. Between about 1.9 and 1.8 million years ago, there is evidence for geographic and temporal overlap of all three early Homo species in East Africa.