Plagigeyeria tribunicae is a species of freshwater gastropod belonging to the family Moitessieriidae.
Distribution This species is endemic to a cave-spring in Bosnia-Herzegovina. The species was initially collected in the cave Dejanova pećina in Bileća, East Herzegovina, which is now entirely submerged by a man-made basin (Bileća Lake).
References
Schütt, H. (1963). Vier bemerkenswerte Höhlenschnecken Archiv für Molluskenkunde. 92(5/6): 205–213 Bank, R. A.; Neubert, E. (2017). Checklist of the land and freshwater Gastropoda of Europe. Last update: 16 July 2017.