WMSD - Worldwide mollusc species DB Bagni Liggia

Class: GASTROPODA
--- Taxon Tree: HETEROBRANCHIA [Subclass] - PULMONATA [Infraclass] - HYGROPHILA [Order] - PLANORBOIDEA [Superfamily]
------ Family: PLANORBIDAE Rafinesque, 1815 (Freshwater)
--------- SubFamily: BULININAE
------------ Genus: Helisoma W.J. Swainson, 1840
--------------- Species: Helisoma marshalli H.B. Baker, 1945 - ID: 5734000387
Washington  Map center:  N: 46° 40' 0'' W: 121° 59' 36''  - Grid: 5° - click to open
Please email your image to: Claudio Galli - last updated: 28/ago/2017