Coilopoceras austinense
- kingdom: Animalia
- phylum: Mollusca
- class: Cephalopoda
- order: Ammonoidea
- family: Coilopoceratidae
- genus: Coilopoceras
- species: Coilopoceras austinense
Manchaca- Shady Hollow
Texas
United States
Coilopoceras austinense Manchaca Shady Hollow