ocr: Evolution4 shown here in the Fayum Region of Egypt, where it lived, was one of the first higher primates, the group to which humans belong. Following Aeguyptoputhecus is Proconsul, which flourished nineteen million years ago. This was one of the earliest apelike primates. Yet despite an increase in brain size, it was a relatively primitive and unspecialized animal. It is shown in the Miocene forest of what is (1) now Rusinga Island, Kenya. Finally, we see Swapithecus, a homi- noid genus from the period between 78