1. Key Laboratory of Vertebrate Evolution and Human Origins of Chinese Academy of Sciences, Institute of Vertebrate Paleontology and PaleoanthropologyChinese Academy of Sciences Beijing, 100044 China
2. Center for Excellence in Life and Paleoenvironment, Chinese Academy of Sciences Beijing, 100044 China
3. School of Earth Sciences, University of Chinese Academy of Sciences Beijing, 100049 China
4. Department of Sociology and AnthropologyGeorge Mason University Virginia, 22030‐4444
5. Institute of ArchaeologyChinese Academy of Social Sciences Beijing, 100710 China
6. School of Archaeology, Jilin University Changchun, 130012 China
7. Buffalo Human Evolutionary Morphology Lab, Department of AnthropologyUniversity at Buffalo Buffalo, 14261 New York