There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 1586 | J. Alroy | USGS D1982. Redbird (= Pierre Shale (USGS D1982, D1983, D1984)) Early Maastrichtian - Cretaceous 8 - Wyoming | Gill et al. (1966) |
| 1642 | J. Alroy | USGS D1868, D2913 [Pierre Shale] Late Campanian - Cretaceous 7 - Wyoming | Gill et al. (1966) |
| 105717 | M. Carrano | Amherst Collection at Mule Creek (coll. Amherst College 1903) Campanian - Cretaceous 7 - Wyoming | Loomis (1915) |