About the Authors
- Shundong Bi, Wenyu Wu, Xijun Ni, Jie Ye
- Key Laboratory of Evolutionary Systematics of Vertebrates, Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, Beijing, China
- Shundong Bi, Sarah McLean
- Department of Biology, Indiana University of Pennsylvania, Indiana, Pennsylvania, United States of America
- Jin Meng
- Division of Paleontology, American Museum of Natural History, New York, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: SB JM. Performed the experiments: SB JM SM WW. Analyzed the data: SB SM JM WW. Contributed reagents/materials/analysis tools: SM XN JY. Wrote the paper: SB.