Animalia; Metazoa | Mollusca; Mollusca | Gastropoda; Gastropoda | Littorinimorpha | Hydrobiidae; Hydrobiidae | Potamopyrgus; Potamopyrgus
Biota | Animalia | Mollusca | Gastropoda | Caenogastropoda | Littorinimorpha | Truncatelloidea | Tateidae | Potamopyrgus
|  |  | Cuvier, 1795 | L. R. Cox, 1960 | A. N. Golikov & Starobogatov, 1975 | Gray, 1840 | Thiele, 1925 | W. Stimpson, 1865