ACKNOWLEDGMENTS
This project was part of the bachelor thesis of F.K. under the supervision of J. H. Nebelsick and J.H. (both University of Tübingen). Special thanks go to J. H. Nebelsick for access to the photography and comments on the manuscript. L.C. thanks the Swiss National Foundation for funding (projects SNF 200021_159854 and SNF 200021_178853) and B. Mennecart (Naturhistorisches Museum Basel) for discussions and inputs on the ruminant bony labyrinth. We moreover thank E. Frey and D. Grabow (both SMNK) for access to the collection.