About the Authors
- Robert W. Boessenecker
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* E-mail: boessenecker@gmail.com
Current address: Department of Geology, University of Otago, Dunedin, New Zealand
Affiliations Department of Earth Sciences, Montana State University, Bozeman, Montana, United States of America, University of California Museum of Paleontology, University of California, Berkeley, California, United States of America
- Frank A. Perry
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Affiliation Santa Cruz Museum of Natural History, Santa Cruz, California, United States of America
- James G. Schmitt
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Affiliation Department of Earth Sciences, Montana State University, Bozeman, Montana, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: RWB. Performed the experiments: RWB. Analyzed the data: RWB. Contributed reagents/materials/analysis tools: RWB FAP JGS. Wrote the paper: RWB FAP JGS.