WMSD - Worldwide mollusc species DB Bagni Liggia

Class: GASTROPODA
--- Taxon Tree: CAENOGASTROPODA [Subclass] - LITTORINIMORPHA [Order] - TRUNCATELLOIDEA [Superfamily]
------ Family: HYDROBIIDAE Stimpson, 1865 (Freshwater)
------------ Genus: Trochispira Yen, 1954 †
--------------- Species: Trochispira wyomingensis T.C. Yen, 1954 † - ID: 7432001251
USA, Wyoming 
FOSSIL
Late Cretaceous
Map center:  N: 43° 10' 42'' W: 107° 50' 52''  - Grid: 5° - click to open
Please email your image to: Claudio Galli - last updated: 13/set/2017