About the Authors

Andrew Z. Krug

akrug@uchicago.edu

Affiliation Department of Geophysical Sciences, University of Chicago, Chicago, Illinois, United States of America

David Jablonski

Affiliation Department of Geophysical Sciences, University of Chicago, Chicago, Illinois, United States of America

Kaustuv Roy

Affiliation Section of Ecology, Behavior and Evolution, Division of Biology, University of California San Diego, La Jolla, California, United States of America

Alan G. Beu

Affiliation Institute of Geological and Nuclear Sciences Limited, Lower Hutt, New Zealand

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AZK DJ. Performed the experiments: AZK. Analyzed the data: AZK. Contributed reagents/materials/analysis tools: AZK DJ KR AGB. Wrote the paper: AZK DJ KR AGB.