There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 16885 | J. Alroy | Ahearn Chadronian - Cenozoic 3 - South Dakota | Clark and Beerbower (1967) |
| 16938 | J. Alroy | Crazy Johnson Chadronian - Cenozoic 3 - South Dakota | Clark and Beerbower (1967) |
| 17006 | J. Alroy | Peanut Peak Chadronian - Cenozoic 3 - South Dakota | Clark and Beerbower (1967) |