There are 4 matches

Collection Authorizer Collection name Reference
17316J. Alroy Cedar Pass (Protoceras Beds) Whitneyan - Cenozoic 4 - South Dakota Macdonald (1951)
17344J. Alroy Indian Stronghold (Protoceras Channel) Whitneyan - Cenozoic 4 - South Dakota Osborn and Wortman (1894)
17359J. Alroy Palmer Creek (Channel Facies) Whitneyan - Cenozoic 4 - South Dakota Wilson (1985)
17380J. Alroy Sheep Mountain Table (Poleslide) Whitneyan - Cenozoic 4 - South Dakota Wilson (1985)

Do another search