1. Department of Life Sciences, Natural History Museum, London, UK.
2. Department of Genetics, Evolution, and Environment, University College London, London, UK.
3. Department of Vertebrate Zoology, National Museum of Natural History, Smithsonian Institution, Washington, DC, USA.
4. Université Lyon, Université Claude Bernard Lyon 1, CNRS, ENTPE, UMR 5023 LEHNA, Villeurbanne, France.
5. Naturhistorisches Museum Bern, Bern, Switzerland.
6. Institute of Ecology and Evolution, University of Bern, Bern, Switzerland.
7. School of Geography, Earth and Environmental Sciences, University of Birmingham, Birmingham, UK.
8. Department of Biology, University of Wisconsin Oshkosh, Oshkosh, WI, USA.
9. Department of Biology, University of Washington, Seattle, WA, USA.
10. Department of Anatomy, New York Institute of Technology College of Osteopathic Medicine, Old Westbury, New York, NY, USA.
11. Division of Paleontology, American Museum of Natural History, New York, NY, USA.
12. Department of Mammalogy, Division of Vertebrate Zoology, American Museum of Natural History, New York, NY, USA.
13. Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, DC, USA.
14. Department of Earth and Environmental Sciences, University of Minnesota, Minneapolis, MN, USA.
15. Centre for Integrative Anatomy, Department of Cell and Developmental Biology, University College London, London, UK.