The Pysht Formation is a geologic formation in Washington (state). It preserves fossils dating back to the Paleogene period.
Pysht Formation | |
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Stratigraphic range: Paleogene | |
Type | Geological formation |
Location | |
Region | Washington (state) |
Country | United States |
Mammals | |||||
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Genus | Species | Presence | Material | Notes | Images |
Pinnarctidion | P. iverseni | A nearly complete skull and limited postcrania (SDSNH 146624).[1] | A pan-pinniped. |
Crustaceans | |||||
---|---|---|---|---|---|
Genus | Species | Presence | Material | Notes | Images |
Upogebia | U. barti | Locality RB 18.[2] | Multiple specimens.[2] | An upogebiid mud shrimp. |