About the Authors

Yichun Zhang

geozyc@yahoo.com

Affiliations State Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, CAS, Nanjing, Jiangsu, China, Department of Geological and Environmental Sciences, Stanford University, Stanford, California, United States of America, School of Life and Environmental Sciences, Deakin University, Melbourne, Australia

Jonathan L. Payne

Affiliation Department of Geological and Environmental Sciences, Stanford University, Stanford, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YZ JLP. Performed the experiments: YZ JLP. Analyzed the data: JLP. Contributed reagents/materials/analysis tools: YZ JLP. Wrote the paper: YZ JLP.