About the Authors

Shelly L. Donohue

Affiliation Department of Earth and Environmental Sciences, Vanderbilt University, Nashville, Tennessee, United States of America

Larisa R. G. DeSantis

larisa.desantis@vanderbilt.edu

Affiliation Department of Earth and Environmental Sciences, Vanderbilt University, Nashville, Tennessee, United States of America

Blaine W. Schubert

Affiliation Department of Geosciences and Don Sundquist Center of Excellence in Paleontology, Johnson City, Tennessee, United States of America

Peter S. Ungar

Affiliation Department of Anthropology, University of Arkansas, Fayetteville, Arkansas, United States of America

Competing Interests

PSU is both an Academic Editor and an Editorial Board member for PLOS ONE. This does not alter the authors’ adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: SLD LRGD BWS. Performed the experiments: SLD LRGD. Analyzed the data: SLD LRGD. Contributed reagents/materials/analysis tools: SLD LRGD PSU. Wrote the paper: SLD LRGD. Provided intellectual contributions and editorial support: BWS PSU.