WMSD - Worldwide mollusc species DB Bagni Liggia

Class: GASTROPODA
--- Taxon Tree: CAENOGASTROPODA [Subclass] - LITTORINIMORPHA [Order] - RISSOOIDEA [Superfamily]
------ Family: RISSOIDAE Gray, 1847 (Sea)
------------ Genus: Rissoa M. Freminville in A.G. Desmarest, 1814
--------------- Species: Rissoa dissimilis F.W. Harmer † - ID: 6374000229
UK, Cornwall 
FOSSIL
Pliocene
Map center:  N: 50° 30' 10'' W: 4° 18' 57''  - Grid: 5° - click to open
Please email your image to: Claudio Galli - last updated: 24/set/2017