1. Zigong Dinosaur Museum, Zigong, China
2. State Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, Nanjing, China
3. Department of Earth Sciences, Natural History Museum, London, UK
4. Department of Medical Physics and Biomedical Engineering, University College London, London, UK
5. Key Laboratory of Vertebrate Evolution and Human Origins, Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, Beijing, China
6. CAS Center for Excellence in Life and Paleoenvironment, Beijing, China