1. Clinic for Zoo Animals, Exotic Pets and Wildlife, Vetsuisse Faculty, University of Zurich, 8057 Zurich, Switzerland
2. Nash Family Department of Neuroscience, Friedman Brain Institute, Center for Anatomy and Functional Morphology, Icahn School of Medicine at Mount Sinai, New York, NY, USA
3. Applied and Analytical Paleontology, Institute for Geosciences, Johannes Gutenberg University Mainz, 55099 Mainz, Germany
4. Graduate School of Frontier Sciences, Department of Natural Environmental Studies, The University of Tokyo, 5-1-5 Kashiwanoha, Kashiwa, Chiba 277-8563, Japan
5. Center of Natural History, University of Hamburg, 20146 Hamburg, Germany
6. Department of Cariology, Endontology and Peridontology, University of Leipzig, 04103 Leipzig, Germany
7. AgroVet Strickhof, Lindau Site, Eschikon 27, 8315 Lindau, Switzerland