There are 4 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 17141 | J. Alroy | Metamynodon Layer (1892 AMNH Collection) Orellan - Cenozoic 4 - South Dakota - old id | Osborn and Wortman (1894) |
| 17142 | J. Alroy | Middle Oreodon Beds (1892 AMNH Collection) Orellan - Cenozoic 4 - South Dakota | Osborn and Wortman (1894) |
| 17317 | J. Alroy | Cedar Pass (Leptauchenia Clays) Whitneyan - Cenozoic 4 - South Dakota | Wilson (1985) |
| 17343 | J. Alroy | Indian Stronghold (Leptauchenia Beds) Whitneyan - Cenozoic 4 - South Dakota | Osborn and Wortman (1894) |