Helmy, Hassan M.Tütken, ThomasLotfy, Hamza2025-05-152025-05-152023https://openscience.ub.uni-mainz.de/handle/20.500.12030/12184engCC-BY-4.0https://creativecommons.org/licenses/by/4.0/550 Geowissenschaften550 Earth sciencesValley of Whales, Fayum oasis, Egypt : an Eocene window in the evolution of CetaceansZeitschriftenaufsatz