PeerJ Author 35 Points Contributions by role Preprint Author 35 Contributions by subject area Biogeography Paleontology Ed Welsh PeerJ Author Summary Biogeography Paleontology Work details Park Ranger Badlands National Park PeerJ Contributions Preprints 1 March 19, 2018 - Version: 1 Biochronology and biogeography of Paradaphoenus (Carnivora: Amphicyonidae) within the Great Plains Region of North America Clint A Boyd, Ed Welsh https://doi.org/10.7287/peerj.preprints.26735v1