1. Beijing Museum of Natural History, Beijing Academy of Science and Technology, Beijing 100050, China,
2. Canadian Museum of Nature, Ottawa K1P 6P4, Canada
3. State Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, CAS, Nanjing 210008, China
4. Geological Museum of Heilongjiang, Harbin 150090, China,
5. Dinosaur Museum of Jiayin, Yichun 153200, China,