There are 2 matches

Collection Authorizer Collection name Reference
17912J. Alroy Flint Hill North (= SDSM V-511; UCMP V-3417 / coll. Stirton 1934) Hemingfordian - Cenozoic 5 - South Dakota Harksen and Macdonald (1967)
72052J. Alroy Summit Pass oreodont Hemingfordian - Cenozoic 5 - South Dakota Parris and Grandstaff (2003)

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