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Panopea occidentalis

Geological Range

Maastrichtian

Paleogeographic Distribution

South Dakota to Montana

Stratigraphic Occurrences

Maastrichtian
Fox Hills Formation (CO)
Fox Hills Formation (SD)
Fox Hills Formation (Timber Lake Member) (SD)
Fox Hills Formation (Trail City Member) (SD)
<i> Panopea occidentalis </i> from the Maastrichtian Fox Hills Fm. of Corson County, South Dakota (YPM 024469).
Panopea occidentalis from the Maastrichtian Fox Hills Fm. of Corson County, South Dakota (YPM 024469).
Stratigraphic position unknown
Stratigraphic position unknown