1 Museum of Paleontology, University of Michigan, Ann Arbor, MI, USA. mcherney@umich.edu.
2 Medical School, University of Michigan, Ann Arbor, MI, USA. mcherney@umich.edu.
3 Museum of Paleontology, University of Michigan, Ann Arbor, MI, USA.
4 Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI, USA.
5 Medical School, University of Michigan, Ann Arbor, MI, USA.
6 Program in the Environment, University of Michigan, Ann Arbor, MI, USA.
7 Mammuthus, St Jean de Luz, France.
8 Natural History Museum, Rotterdam, Netherlands.
9 Diamond and Precious Metals Geology Institute, Siberian Branch of the Russian Academy of Sciences, St Jean de Luz, Russian Federation.
10 Laboratory of Cenozoic Geology and Paleogeography, North-east Interdisciplinary Scientific Research Institute, Far-East Branch, Russian Academy of Sciences, Magadan, Russian Federation.
11 Laboratory of Mammals, Zoological Institute of the Russian Academy of Sciences, St Petersburg, Russian Federation.
12 Mammoth Museum, North-Eastern Federal University, Yakutsk, Russian Federation.