MolluscaBase eds. (2025). MolluscaBase. Hippeutis ungeri (Reuss, 1849) †. Accessed through: Neubauer, T.A.; Harzhauser, M.; Kroh, A.; Georgopoulou, E.; Mandic, O. (2014) Freshwater Gastropods of the European Neogene database (FreshGEN) at: https://www.marinespecies.org/freshgen/aphia.php?p=taxdetails&id=823578 on 2025-04-27
Neubauer, T.A.; Harzhauser, M.; Kroh, A.; Georgopoulou, E.; Mandic, O. (2014). Freshwater Gastropods of the European Neogene database (FreshGEN). Hippeutis ungeri (Reuss, 1849) †. Accessed at: https://www.marinespecies.org/freshgen/aphia.php?p=taxdetails&id=823578 on 2025-04-27