There are 4 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 11275 | A. Miller | Retort Phosphatic Shale Member, Phosphoria Formation of Montana Lopingian - Permian 4 - Montana - old id | Yochelson and Van Sickle (1968) |
| 11276 | A. Miller | Upper Member, Shedhorn Formation of Montana Wordian - Permian 4 - Montana | Yochelson and Van Sickle (1968) |
| 11279 | A. Miller | Franson Member, Park City Formation of Montana Wuchiapingian - Permian 4 - Montana | Yochelson and Van Sickle (1968) |
| 11281 | A. Miller | Grandeur Member, Park City Formation of Montana Leonardian - Permian 2 - Montana | Yochelson and Van Sickle (1968) |