There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 8954 | M. Patzkowsky | Horizon OC1a, Clear Creek Sect., DuNoir Fm., WY - Lochman and Hu 1960 Dresbachian - Cambrian 5 - Wyoming | Lochman and Hu (1960) |
| 56145 | S. Peters | Dry Creek Shale, loc. 32107/20A2 Dresbachian - Cambrian 5 - Wyoming | Shaw (1956) |