1. Florida Museum of Natural History, University of Florida, Gainesville, FL 32611, USA
2. Department of Earth Sciences, 1272 University of Oregon, Eugene, OR 97403, USA
3. Clark Honors College, 1272 University of Oregon, Eugene, OR 97403, USA
4. Museum of Natural and Cultural History, 1680 East 15th Avenue, Eugene, Oregon 97403, USA
5. Department of Biological Sciences, Clemson University, 132 Long Hall, Clemson, SC 29634, USA