1. Department of Organismal Biology and Anatomy, University of Chicago, Chicago, IL, USA
2. Department of Palaeontology, Steinmann-Institute for Geology, Mineralogy and Palaeontology, University of Bonn, Bonn, Germany
3. Palaeoanthropology, Senckenberg Research Institute and Natural History Museum Frankfurt, Frankfurt am Main, Germany
4. Institute for Geosciences, Johannes Gutenberg University Mainz, Mainz, Germany
5. Center of Natural History, University of Hamburg, Hamburg, Germany
6. Max Planck Weizmann Center for Integrative Archaeology and Anthropology, Max Planck Institute for Evolutionary Anthropology, Leipzig, Germany
7. Department of Zoology, Swedish Museum of Natural History, Stockholm, Sweden
8. Messel Research and Mammalogy, Senckenberg Research Institute and Natural History Museum Frankfurt, Frankfurt am Main, Germany
9. Institute of Evolution, Ecology and Diversity, Goethe University Frankfurt, Frankfurt am Main, Germany
10. Institute of Animal Science, University of Bonn, Bonn, Germany