About the Authors
Department of Geosciences, Don Sundquist Center of Excellence in Paleontology, East Tennessee State University, Johnson City, Tennessee, United States of America
Florida Museum of Natural History, University of Florida, Gainesville, Florida, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: SCW RCH. Performed the experiments: SCW RCH. Analyzed the data: SCW RCH. Contributed reagents/materials/analysis tools: SCW RCH. Wrote the paper: SCW RCH.