1. Department of Pathology and Anatomical Sciences University of Missouri Columbia Missouri USA
2. Department of Geology and Geologic Engineering South Dakota School of Mines and Technology Rapid City South Dakota USA
3. School of Geography, Earth and Environmental Sciences University of Birmingham Birmingham UK
4. Texas Vertebrate Paleontology Collection, Jackson School of Geosciences University of Texas at Austin Austin Texas USA
5. Jackson School of Geosciences University of Texas at Austin Austin Texas USA