WMSD - Worldwide mollusc species DB Bagni Liggia

Class: GASTROPODA
--- Taxon Tree: ORTHOGASTROPODA [Subclass] - MURCHISONIINA [Order] - MURCHISONIOIDEA [Superfamily]
------ Family: MURCHISONIIDAE Koken, 1896 † (Sea)
------------ Genus: Plethospira Ulrich & Scofield 1897 †
--------------- Species: Plethospira extensa J. Heller, 1954 † - ID: 5853000158
USA, Missouri, Shannon 
FOSSIL
Ordovician
Map center:  N: 37° 0' 0'' W: 91° 30' 0''  - Grid: 5° - click to open
Suggested links:
https://paleobiodb.org
Please email your image to: Claudio Galli - last updated: 28/ago/2017