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1 Institute of Resources and Environment,Key Laboratory of Biogenic Traces and Sedimentary Minerals of Henan Province, Henan Polytechnic University,Henan Jiaozuo 454003,China;
2 Institute of Palaeontology,MEC International Joint Laboratory for Palaeobiology and Palaeoenvironment, and Yunnan Key Laboratory for Palaeobiology,Yunnan University,Kunming 650500,China;
3 State Key Laboratory of Paleobiology and Stratigraphy,Nanjing Institute of Geology and Paleontology, Chinese Academy of Sciences,Nanjing 210008,China |
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