National Natural Science Foundation of China%Geobiology Society%National Committee of Stratigraphy of China%Ministry of Science and Technology%Geological Society of China%Paleontological Society of China%Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences (CAS)%Institute of Vertebrate Paleontology and Paleoanthropology, CAS%International Commission on Stratigraphy%International Paleontological Association