There are 3 matches

Collection Authorizer Collection name Reference
17561J. Alroy Monroe Creek (SDSM V-6215) (= LACM 2008; Ironcloud Ranch) Monroecreekian - Cenozoic 4 - South Dakota Macdonald (1972)
17564J. Alroy Monroe Creek (SDSM V-6229) (= LACM 1871) Monroecreekian - Cenozoic 4 - South Dakota Macdonald (1972)
17878J. Alroy Black Bear Quarry II (= SDSM V-673 / coll. SDSM 1967 - 1968) Hemingfordian - Cenozoic 5 - South Dakota Green and Martin (1976)

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