作者单位: | [1]State Key Laboratory of Palaeobiology and Stratigraphy (Nanjing Institute of Geology and Palaeontology), Chinese Academy of Sciences, 39 East Beijing Road, Nanjing 210008, China. Corresponding author: Shuzhong Shen. [2]Department of Geology and Geophysics, University of Calgary, Calgary, Alberta, Canada T2N 1N4. [3]Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, Post Office Box 643, Beijing 100044, China. |