WMSD - Worldwide mollusc species DB Bagni Liggia

Class: MONOPLACOPHORA
--- Taxon Tree: TRYBLIDIIDA [Order] - TRYBLIDIOIDEA [Superfamily]
------ Family: TRYBLIDIIDAE Zittel, 1899 † (Sea)
--------- SubFamily: TRYBLIDIINAE
------------ Genus: Helcionopsis Ulrich & Scofield, 1897 †
--------------- Species: Helcionopsis depressum (Ulrich & Scofield, 1897 ) † - ID: 129000029
USA, Iowa, Clinton 
FOSSIL
Ordovician
Map center:  N: 42° 0' 0'' W: 90° 30' 0''  - Grid: 5° - click to open
synonyms:
  • Platyceras depressum Ulrich & Scofield, 1897 †
  • Suggested links:
    https://paleobiodb.org
    Please email your image to: Claudio Galli - last updated: 28/ago/2017