Hoploscaphites cheyennensis
- Phylum: Mollusca
- Class: Cephalopoda
- Order: Ammonoidea
- Family: Scaphitidae
- Genus: Hoploscaphites
- Species: Hoploscaphites cheyennensis (Owen)
Geological Range
Maastrichtian
Paleogeographic Distribution
South Dakota
Stratigraphic Occurrences
- Maastrichtian
- Fox Hills Formation (SD)
- Fox Hills Formation (Timber Lake Member) (SD)
- Fox Hills Formation (Trail City Member) (SD)
