About the Authors
- Phil Senter
- Department of Biological Sciences, Fayetteville State University, Fayetteville, North Carolina, United States of America
- James I. Kirkland
- Utah Geological Survey, Salt Lake City, Utah, United States of America
- John Bird
- College of Eastern Utah Prehistoric Museum, Price, Utah, United States of America
- Jeff A. Bartlett
- College of Eastern Utah, Price, Utah, United States of America
The authors have declared that no competing interests exist.
Analyzed the data: PS. Wrote the paper: PS JK. Performed field work: JK. Performed lab work: JB JAB.