A case of biodiversity overestimation in the Balkan Belgrandiella A. J. Wagner, 1927 (Caenogastropoda: Hydrobiidae): molecular divergence not paralleled by high morphological variation Author Osikowski, Artur Author Hofman, Sebastian Author Rysiewska, Aleksandra Author Sket, Boris Author Prevorčnik, Simona Author Falniowski, Andrzej text Journal of Natural History 2018 2018-02-06 52 5 - 6 323 344 http://dx.doi.org/10.1080/00222933.2018.1424959 journal article 10.1080/00222933.2018.1424959 1464-5262 5178219 Belgrandiella cf. pageti Schütt, 1970 ( Figure 2m ,n ) Diagnosis Shell turriform, spire high, narrow, forming regular prolonged cone, apex pointed, whorls growing slowly and regularly, moderately tumid, body whorl relatively low and narrow, aperture elliptical, moderately broad, peristome continuous, parietal lip nearly covering slit-like umbilicus, outer lip thin. Type material Type locality: ‘ Tounjčica-Höle ’ , in Schütt 1970 ; the Tounjčica cave near the Tounj town not far from the road Karlovac-Duga-Resa-Josipdol (Kupa drainage area), Croatia . Distribution Endemic to Slovenia and Croatia .