There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 17342 | J. Alroy | Indian Stronghold (Upper Oreodon) Whitneyan - Cenozoic 4 - South Dakota | Wang (1994) |
| 68719 | J. Alroy | Metamynodon Sandstone between Cottonwood Pass and Stronghold Table Orellan - Cenozoic 4 - South Dakota | Colbert (2005) |