There are 2 matches

Collection Authorizer Collection name Reference
217081J. Marcot USGS loc. 15782-PC, Cottonwood Mountains (coll. Johnson 1949) Arnsbergian - Carboniferous 3 - California - old id Gordon (1964)
217147J. Marcot LSJU loc. 2776, Cottonwood Mountains (coll. McAllister & Muller 1947) Arnsbergian - Carboniferous 3 - California Gordon (1964)

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