About the Authors

Matthew C. Lamanna

lamannam@carnegiemnh.org

Affiliation Section of Vertebrate Paleontology, Carnegie Museum of Natural History, Pittsburgh, Pennsylvania, United States of America

Hans-Dieter Sues

Affiliation Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, District of Columbia, United States of America

Emma R. Schachner

Affiliation Department of Biology, University of Utah, Salt Lake City, Utah, United States of America

Tyler R. Lyson

Affiliation Department of Vertebrate Zoology, National Museum of Natural History, Smithsonian Institution, Washington, District of Columbia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MCL H-DS ERS TRL. Performed the experiments: MCL H-DS ERS TRL. Analyzed the data: MCL H-DS ERS TRL. Wrote the paper: MCL H-DS ERS TRL.