Australopithecus is an extinct genus of hominids. From paleontological and archaeological evidence, the Australopithecus genus apparently evolved in eastern Africa around 4 million years ago.
Homo habilis is a species of the tribe Hominini, during the Gelasian and early Calabrian stages of the Pleistocene period, between roughly 2.8 and 1.5 million years ago.
Homo erectus is an extinct species of hominid that lived throughout most of the Pleistocene geological epoch. Its earliest fossil evidence dates to 1.9 million years ago and the most recent to 70,000 years ago.
The Neanderthals were a species of human in the genus Homo that became extinct between 41,000 and 39,000 years ago. They were closely related to modern humans, differing in DNA by just 0.12%.
Cro-Magnon is a common name that has been used to describe the first early modern humans (early Homo sapiens sapiens).