Fifty years ago, scientists discovered a nearly complete fossilized skull and hundreds of pieces of bone of a 3.2-million-year-old female specimen of the genus Australopithecus afarensis ...

Each of the four dig sites reveals only a partial picture: Lucy, while a 40 percent complete skeleton, has only fragments of a skull ... a single species: Australopithecus afarensis, the Southern ...

he found a fossilized mold of a brain and a matching child’s skull partially buried in stone. Dart quickly realized the significance of the finding, and by February 1925 had published an article in ...

The most primitive hominid yet found, this species has more chimpanzee-like features ... same size as A. afarensis, A. robustus had a large, "robust" (heavier, thicker) skull, as well as a jaw ...