You have requested access to download the full text of the source (SourceID: 401047):
Brenzinger B., Glaubrecht M., Jörger K.M., Schrödl M. & Neusser T.P. (2021). A new piece in the puzzle for the riverine slugs of the Acochlidiidae (Gastropoda: Panpulmonata: Acochlidimorpha) helps tracing steps of their freshwater invasion. Organisms Diversity and Evolution. 21(2): 337-359.