Australopithecus afarensis is an extincthominid. It lived between 3.9 and 2.9 million years ago. A. afarensis was similar to slightly later Australopithecus africanus. It had a slender build.
↑ 1.01.1Johanson D.C. & Maitland A.E. 1981. Lucy: the beginning of humankind. St Albans: Granada, 283–297. ISBN0-586-08437-1
↑ 2.02.1Wood B.A. 1994. Evolution of australopithecines. In Jones S. Martin R. & Pilbeam D. (eds) 2004. The Cambridge encyclopedia of human evolution. 8th ed, Cambridge University Press, 234. ISBN0-521-46786-1