Hauffen’s specimens of Zospeum costatum (Freyer, 1855) from Laak in Slovenia. Inventory number BOKU F3444 A–D shell specimen F3444b in apertural view (A), dorsal view (B), apical view (C), umbilical view (D) E–G 3D visualizations of Micro-CT data of shell specimen BOKU F3444a showing the columellar apparatus. Apertural view (E), dorsal view (F), lateral view (G) H, I scanning Electron Microscopy images of shell specimen BOKU F3444b (apical view) J–M shell specimen F3444d in apertural view (J), dorsal view (K), apical view (L), umbilical view (M) N collection label of BOKU F3444 with characteristic handwriting of Heinrich Hauffen. Scale bars: 1 mm (A, B, C, D, E, F, G, J, K, L, M); 100 µm (H, I); 1 cm (N).

 
 
  Part of: Lukeneder P, Ottner F, Harzhauser M, Winkler V, Metscher B, Ruthensteiner B, Jochum A (2024) Lost & Found - Rediscovery of H. Hauffen’s Carychium material in the Dominik Bilimek Collection, BOKU University, including a contemporary assessment within the genus Zospeum (Gastropoda, Ellobioidea, Carychiinae). Subterranean Biology 49: 97-116. https://doi.org/10.3897/subtbiol.49.130692