1. State Key Laboratory of Continental Dynamics and Shaanxi Key Laboratory of Early Life and Environments, Department of Geology, Northwest University, Xi’an 710069, China;
2. Göttingen Academy of Sciences and Humanities in Lower Saxony, Göttingen 37073 and Department of Geobiology, Centre of Geosciences, University of Göttingen, Göttingen 37077, Germany;
3. Senckenberg Research Institute and Nature Museum, Frankfurt am Main 60325, Germany;