WMSD - Worldwide mollusc species DB Bagni Liggia

Class: GASTROPODA
--- Taxon Tree: HETEROBRANCHIA [Subclass] - OPISTHOBRANCHIA [Infraclass] - CEPHALASPIDEA [Order] - BULLOIDEA [Superfamily]
------ Family: RETUSIDAE Thiele, 1925 (Sea)
------------ Genus: Retusa (Cylichnina) T.A. de M. Monterosato, 1884
--------------- Species: Cylichnina marylandica Martin, 1904 † - ID: 5534100089
USA, Maryland, Saint Mary's 
FOSSIL
Miocene
Map center:  N: 38° 12' 0'' W: 76° 24' 0''  - Grid: 5° - click to open
Suggested links:
https://paleobiodb.org http://opistobranquis.info
Please email your image to: Claudio Galli - last updated: 28/ago/2017