Animalia | Mollusca | Gastropoda | Basommatophora | Ancylidae | Laevapex
Animalia | Bilateria | Protostomia | Lophozoa | Mollusca | Gastropoda | Basommatophora | Planorbidae | Laevapex | Laevapex fuscus
ITIS:AUTHORSHIP:0 | ITIS:AUTHORSHIP:0 | ITIS:AUTHORSHIP:0 | ITIS:AUTHORSHIP:0 | ITIS:AUTHORSHIP:0 | Cuvier, 1797 | ITIS:AUTHORSHIP:0 | Rafinesque, 1815 | Walker, 1903 | (C. B. Adams, 1841)