About the Authors
- Michelle Spaulding
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* E-mail: mspaulding@amnh.org
Affiliations Department of Earth & Environmental Sciences, Columbia University, New York, New York, United States of America, Division of Paleontology, American Museum of Natural History, New York, New York, United States of America
- Maureen A. O'Leary
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Affiliation Department of Anatomical Sciences, Stony Brook University, Stony Brook, New York, United States of America
- John Gatesy
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Affiliation Department of Biology, University of California Riverside, Riverside, California, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: MS MAO JG. Performed the experiments: MS MAO JG. Analyzed the data: MS MAO JG. Contributed reagents/materials/analysis tools: MS MAO JG. Wrote the paper: MS MAO JG.