[1] Univ Wisconsin, Dept Archaeol & Anthropol, 437G Wimberly Hall, La Crosse, WI 54601 USA
[2] St Louis Univ, Madrid, Spain
[3] Aix Marseille Univ, Inst Mediterraneen Biodiversite & Ecol Marine & C, Marseille, France
[4] Avignon Univ, Avignon, France
[5] Univ York, Dept Archaeol, York, N Yorkshire, England
[6] Natl Museum Tanzania, Paleontol, Dar Es Salaam, Tanzania
[7] Max Planck Inst Sci Human Hist, Jena, Germany
[8] Univ Chicago, Dept Anthropol, Chicago, IL 60637 USA
[9] Griffith Univ, Australian Res Ctr Human Evolut, Nathan, Qld, Australia