About the Authors

Joseph J. W. Sertich

jsertich@ic.sunysb.edu

Affiliation Department of Anatomical Sciences, Stony Brook University, Stony Brook, New York, United States of America

Mark A. Loewen

Affiliation Utah Museum of Natural History, Salt Lake City, Utah, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: JJWS MAL. Wrote the paper: JJWS MAL.