2.9″ Iridescent Ammonite (Hoploscaphites) Fossil – Montana

2.9″ Iridescent Ammonite (Hoploscaphites) Fossil – Montana (Item #316577), Ammonite Fossils for sale. FossilEra your source to quality fossil specimens.
Species: Hoploscaphities (Jeletzkytes) crassus
Age: Late Cretaceous – Lower Maastrichtian Stage
Location: Garfield County, Montana
Formation: Pierre Shale
Size: 2.9″ wide