Internal Productid Mold

Phylum: Brachiopoda Class: Articulata Order: Strophomenidina Suborder: Productid Internal mold of a Productid Pedicle Valve Location: Near Sonoita Age: Permian Formation: Concha Limestone
Here is the Brachial Valve from the same specimen (Slightly Magnified) Location: Near Sonoita Age: Permian Formation: Concha Limestone