1. Key Laboratory of Vertebrate Evolution and Human Origins, Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, Beijing, China
2. Naturalis Biodiversity Center, Leiden The Netherlands
3. Department of Geology and Palaeontology, Comenius University, Bratislava, Slovakia
4. Museum of Sonid Left Banner, Xilin Gol League, Inner Mongolia, China