1. Department of Basic Medical Sciences, University of Arizona College of Medicine—Phoenix, Phoenix, AZ, United States of America
2. School of Human Evolution and Social Change, Arizona State University, Tempe, AZ, United States of America
3. Department of Paleontology, San Diego Natural History Museum, San Diego, CA, United States of America
4. University of California Museum of Paleontology, University of California, Berkeley, Berkeley, CA, United States of America