There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 11226 | A. Miller | Lower Member of the Shedhorn Formation, Wyoming Wordian - Permian 4 - Wyoming | Yochelson and Van Sickle (1968) |
| 11277 | A. Miller | Lower Member, Shedhorn Formation of Montana Wordian - Permian 4 - Montana | Yochelson and Van Sickle (1968) |
| 61949 | P. Wagner | AMNH B674, Stinky Spring, Sublette County Wordian - Permian 4 - Wyoming | Newell and Boyd (1995) |