There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 17142 | J. Alroy | Middle Oreodon Beds (1892 AMNH Collection) Orellan - Cenozoic 4 - South Dakota | Osborn and Wortman (1894) |
| 17344 | J. Alroy | Indian Stronghold (Protoceras Channel) Whitneyan - Cenozoic 4 - South Dakota | Osborn and Wortman (1894) |