1 State Key Laboratory of Biogeology and Environmental Geology, China University of Geosciences, Beijing, China.
2 School of the Earth Sciences and Resources, China University of Geosciences, Beijing, China.
3 Key Laboratory of Vertebrate Evolution and Human Origins of the Chinese Academy of Sciences, Institute of Vertebrate Paleontology and Paleoanthropology, Beijing, China. jingmai@ivpp.ac.cn.
4 Center for Excellence in Life and Paleoenvironment, Chinese Academy of Sciences, Beijing, China. jingmai@ivpp.ac.cn.
5 Dinosaur Institute, Natural History Museum of Los Angeles County, Los Angeles, CA, USA.
6 W. M. Keck Science Department, Claremont McKenna, Scripps and Pitzer Colleges, Claremont, CA, USA.
7 Royal Saskatchewan Museum, Regina, Saskatchewan, Canada.
8 Biology Department, University of Regina, Regina, Saskatchewan, Canada.
9 Beijing Advanced Sciences and Innovation Center, Chinese Academy of Sciences, Beijing, China.
10 Institute of High Energy Physics, Chinese Academy of Sciences, Beijing, China.