Last Modified 08/27/2008
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Name: Sphenodiscus sp.Geologic Age: CretaceousStratigraphic detail: Pierre Shale FormationLocation: Meade County, South DakotaComments: Very nice specimen that has been polished. There are some nice sutures present, as well as some beautiful red and orange iridescent colors when rotated and viewed. This specimen measures approx. 8" wide.Sphenodiscus Ammonite 1 $425.00 SUMMER SALE PRICE $300.00