Citation: Wappler Torsten et Moller Andersen Nils, Fossil water strides from the Middle Eocene fossil sites of Eckfeld and Messel, Germany (Hemiptera, Gerromorpha), Palaontologische Zeitschrift Palaontologische Zeitschrift (Print);Journal of Palaontologische Gesellschaft Scientific contributions to palaeontology, 78(1), 2004, pp. 41-52