R. J. Clarke. Australopithecus prometheus was validly named on {MLD} 1. American Journal of Physical Anthropology, volume 170, issue 4, pages 479-481, 2019.

R. J. Clarke and K. Kuman. The skull of {StW} 573, a 3.67 Ma Australopithecus prometheus skeleton from Sterkfontein Caves, South Africa. Journal of Human Evolution, Elsevier BV, volume 134, pages 102634, September 2019.

R. J. Clarke. Paranthropus. Encyclopedia of Global Archaeology, pages 5807-5810, 2014.

R. Clarke. Australopithecus from Sterkfontein Caves, South Africa. The Paleobiology of Australopithecus, Springer Netherlands, pages 105-123, 2013.

R. J. Clarke. A Homo habilis maxilla and other newly-discovered hominid fossils from Olduvai Gorge, Tanzania. J. Hum. Evol., Elsevier, volume 63, issue 2, pages 418-428, August 2012.

R. J. Clarke. Latest information on Sterkfontein's Australopithecus skeleton and a new look at Australopithecus: research in action. S. Afr. J. Sci., Academy of Science for South Africa (ASSAf), volume 104, issue 11, pages 443-449, 2008.

R. J. Clarke. Latest information on Sterkfontein's Australopithecus skeleton and a new look at Australopithecus: research in action. S. Afr. J. Sci., Academy of Science for South Africa (ASSAf), volume 104, issue 11, pages 443-449, 2008.

T. C. Partridge, D. E. Granger, M.W.Caffee, and R. J. Clarke. Lower Pliocene hominid remains from Sterfontein. Science, pages 607-612, 2003.

R. J. Blumenschine, C. R. Peters, F. T. Masao, R. J. Clarke, A. L. Deino, R. L. Hay, C. C. Swisher, I. G. Stanistreet, G. M. Ashley, L. J. McHenry, N. E. Sikes, N. J. van der Merwe, J. C. Tactikos, A. E. Cushing, D. M. Deocampo, J. K. Njau, and J. I. Ebert. Late pliocene Homo and hominid land use from western Olduvai Gorge, Tanzania. Science, volume 299, issue 5610, pages 1217-1221, 2003.

K. Kuman, M. Inbar, and R. J. Clarke. Palaeoenvironments and Cultural Sequence of the Florisbad Middle Stone Age Hominid Site, South Africa. J. Archaeol. Sci., volume 26, issue 12, pages 1409-1426, 1999.

R. Clarke. First ever discovery of a well preserved skull and associated skeleton of Australopithecus. 1998.

E. Abbate, A. Albianelli, A. Azzaroli, M. Benvenuti, B. Tesfamariam, P. Bruni, N. Cipriani, R. J. Clarke, G. Ficcarelli, R. Macchiarelli, G. Napoleone, M. Papini, L. Rook, M. Sagri, T. M. Tecle, D. Torre, and I. Villa. A one-million-year-old Homo cranium from the Danakil (Afar) Depression of Eritrea. Nature, volume 393, issue 6684, pages 458-460, June 1998.

R. Clarke. The Ndutu cranium and the origin of Homo sapiens. Journal of Human Evolution, volume 19, pages 699-736, 1990.

R. J. Clarke. A new Australopithecus cranium from Sterkfontein and its bearing on the ancestry of Paranthropus. Evolutionary history of the ``robust'' australopithecines, Aldine de Gruyter New York, pages 285-292, 1988.

R. J. Clarke. A new Australopithecus cranium from Sterkfontein and its bearing on the ancestry of Paranthropus. Evolutionary history of the ``robust'' australopithecines, Aldine de Gruyter New York, pages 285-292, 1988.

R. J. Clarke. Early hominid footprints from Tanzania. South African Journal of Science, BUREAU SCIENTIFIC PUBL PO BOX 1758, PRETORIA 0001, SOUTH AFRICA, volume 75, issue 4, pages 148-149, 1979.

R. J. Clarke. A juvenile cranium and some adult teeth of early Homo from Swartkrant, Transvaal. S. Afr. J. Sci., Academy of Science for South Africa (ASSAf), volume 73, issue 2, pages 46, 1977.