1. Buffalo Human Evolutionary Morphology Lab, Department of Anthropology, University at Buffalo, 380 MFAC, Ellicott Complex, Buffalo, NY 14261, USA.
2. Department of Human Evolution, Max Planck Institute for Evolutionary Anthropology, Deutscher Platz 6, D-04103 Leipzig, Germany.
3. Paleoanthropology, Senckenberg Center for Human Evolution and Paleoenvironment, Eberhard Karls Universität, Tübingen, Tübingen D-72070, Germany.
4. Instituto de Arqueología y Antropología, Universidad Católica del Norte, San Pedro de Atacama, Chile.
5. Department of Anthropology, Ohio State University, 4048 Smith Laboratory, 174 West 18th Avenue, Columbus, OH 43210, USA.