Author Affiliations +
Joshua C. Mathews,1,2 Stephen L. Brusatte,2,* Scott A. Williams,3,4 Michael D. Henderson3,4
11Department of Geography, Northern Illinois University, DeKalb, Illinois 60115-2825, USA, jmathewl@n
23Department of Earth Sciences, University of Bristol, Bristol BS8 1RJ, UK;
32Burpee Museum of Natural History, 737 North Main Street, Rockford, Illinois 61103-6966, USA;
44Department of Earth and Environmental Geosciences, Northern Illinois University, DeKalb, Illinois 6
*Corresponding author: Division of Paleontology, American Museum of Natural History, Central Park West at 79th St., New York, NY 10024; sbrusatte@amnh.org.