There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 24087 | H. Sims | Yellowstone River, half a mile below mouth of Elk Creek Middle Eocene - Cenozoic 2-3 - Wyoming | Knowlton (1899) |
| 24156 | H. Sims | Fossil Forest Bed 6 Middle Eocene - Cenozoic 2-3 - Wyoming | Knowlton (1899) |