There are 4 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 17104 | J. Alroy | Douglas Area Brule (5-6a) Orellan - Cenozoic 4 - Wyoming | Evanoff et al. (1992) |
| 17105 | J. Alroy | Douglas Area Brule (6a-6d) Orellan - Cenozoic 4 - Wyoming | Evanoff et al. (1992) |
| 17106 | J. Alroy | Douglas Area Brule (Above 6d) Orellan - Cenozoic 4 - Wyoming | Evanoff et al. (1992) |
| 17132 | J. Alroy | Lone Tree Canyon Orellan - Cenozoic 4 - Wyoming | Schlaikjer (1935) |