About the Authors

Andrew A. Farke

afarke@webb.org

Affiliations Raymond M. Alf Museum of Paleontology, Claremont, California, United States of America, Sam Noble Oklahoma Museum of Natural History, Norman, Oklahoma, United States of America

W. Desmond Maxwell

Affiliations Department of Biological Sciences, University of the Pacific, Stockton, California, United States of America, Sam Noble Oklahoma Museum of Natural History, Norman, Oklahoma, United States of America

Richard L. Cifelli

Affiliation Sam Noble Oklahoma Museum of Natural History, Norman, Oklahoma, United States of America

Mathew J. Wedel

Affiliations College of Podiatric Medicine, Western University of Health Sciences, Pomona, California, United States of America, Sam Noble Oklahoma Museum of Natural History, Norman, Oklahoma, United States of America

Competing Interests

Andrew A. Farke has read the journal's policy and the authors of this manuscript have the following competing interests: Andrew A. Farke is a volunteer section editor and academic editor for PLOS ONE. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: AAF WDM RLC. Performed the experiments: AAF WDM RLC. Analyzed the data: AAF WDM RLC MJW. Contributed reagents/materials/analysis tools: AAF WDM RLC MJW. Wrote the paper: AAF WDM RLC MJW.