There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 16823 | J. Alroy | Antelope Creek (SDSM V-582) (coll. White, Clark 1958) Duchesnean - Cenozoic 3 - South Dakota | Bjork (1967) |
| 16885 | J. Alroy | Ahearn Chadronian - Cenozoic 3 - South Dakota | Clark and Beerbower (1967) |