There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 15715 | J. Alroy | Powder Wash (Lower) Wasatchian - Cenozoic 2 - Utah | Krishtalka and Stucky (1984) |
| 15716 | J. Alroy | Powder Wash (Wasatch Formation) Wasatchian - Cenozoic 2 - Utah | Krishtalka and Stucky (1984) |
| 16396 | J. Alroy | Powder Wash (Upper) (= Powder Springs) Bridgerian - Cenozoic 2 - Utah | Krishtalka and Stucky (1984) |