There are 2 matches

Collection Authorizer Collection name Reference
17878J. Alroy Black Bear Quarry II (= SDSM V-673 / coll. SDSM 1967 - 1968) Hemingfordian - Cenozoic 5 - South Dakota Green and Martin (1976)
17981J. Alroy Potato Creek Hemingfordian - Cenozoic 5 - South Dakota Wood (1935)

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