Definition of Australopithecus
- The advanced prehuman Australopithecus first appears in the middle Pliocene, 3.5 million years ago …
- —John Van Couvering, Natural History, June 1992
- Two or more species of hominids did coexist in the past, when the Australopithecus man-apes in addition to an early Homo lived in Africa.
- —Edward O. Wilson, Sociobiology, 1980