Potamopyrgus
Animalia; Metazoa | Mollusca; Mollusca | Gastropoda; Gastropoda | Littorinimorpha | Hydrobiidae; Hydrobiidae | Potamopyrgus; Potamopyrgus
Animalia; Metazoa | Mollusca; Mollusca | Gastropoda; Gastropoda | Littorinimorpha | Hydrobiidae; Hydrobiidae | Potamopyrgus; Potamopyrgus
Potamopyrgus