Description: English: Photograph of abapertural view of fossil Hystrivasum squamosum, late Pliocene, Palm Beach County, Florida. Date: 23 July 2009. Source: Own work. Author: Ecphora.
Description: English: Photograph of apertural view of shell of fossil Hystrivasum squamosum, late Pliocene, Palm Beach County, Florida. Date: 23 July 2009. Source: Own work. Author: Ecphora.
