Invertebrate fossil, GSA Mesozoic number 1622, from the GSA Mesozoic invertebrate paleontology collection. This specimen box contains 2 specimen(s) of the Ammonites Scaphites nodosus from the Cretaceous Pierre Grp Formation in Undetermined County, MT, USA.
Summary
Invertebrate fossil, GSA Mesozoic number 1622, from the GSA Mesozoic invertebrate paleontology collection. This specimen box contains 2 specimen(s) of the Ammonites Scaphites nodosus from the Cretaceous Pierre Grp Formation in Undetermined County, MT, USA.