There are 11 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 16930 | J. Alroy | Chadronia Pocket (coll. Cook, Cook) Chadronian - Cenozoic 3 - Nebraska | Ostrander (1985) |
| 17000 | J. Alroy | Northwest of Harrison (Chadron) Chadronian - Cenozoic 3 - Nebraska | Cook (1934) |
| 17346 | J. Alroy | Mitchell Pass (coll. Cook) Whitneyan - Cenozoic 4 - Nebraska | Cook (1934) |
| 17350 | J. Alroy | Northeast of Harrison Whitneyan - Cenozoic 4 - Nebraska | Cook (1934) |
| 17388 | J. Alroy | Sowbelly Creek (coll. Cook) Whitneyan - Cenozoic 4 - Nebraska | Cook (1934) |
| 17736 | J. Alroy | Agate (3 Miles NE) Harrisonian - Cenozoic 4-5 - Nebraska | Wang et al. (1999) |
| 17737 | J. Alroy | Agate (4 Miles N) Harrisonian - Cenozoic 4-5 - Nebraska | Cook (1934) |
| 17741 | J. Alroy | Agate Springs Quarries (= Agate Bone Bed; Agate Fossil Beds; Agate Spring Quarries; Carnegie Hill; University Hill; Peterson's Quarries 1 and 2; ETE Locality 1506) Harrisonian - Cenozoic 4-5 - Nebraska | Peterson (1907) |
| 17744 | J. Alroy | American Museum-Cook Quarry (= Cook's "Pocket") Harrisonian - Cenozoic 4-5 - Nebraska | Cook (1908) |
| 17846 | J. Alroy | Syndyoceras Quarry (= Syndyoceras Hill) Harrisonian - Cenozoic 4-5 - Nebraska | Stevens (1991) |
| 74154 | J. Alroy | Monroe Creek (Cook Collection) (coll. Cook) Monroecreekian - Cenozoic 4 - Nebraska | Cook (1934) |