There are 3 matches

Collection Authorizer Collection name Reference
103796M. Hopkins Locality 5, Hillyard's Canyon, Zone "H", upper (coll. Ross, 1946-1947) Blackhillsian - Ordovician 2 - Idaho Ross (1951)
103797M. Hopkins Locality 5, Hillyard's Canyon, Zone "H", middle (coll. Ross, 1946-1947) Blackhillsian - Ordovician 2 - Idaho Ross (1951)
103798M. Hopkins Locality 5, Hillyard's Canyon, Zone "H", lower (coll. Ross, 1946-1947) Blackhillsian - Ordovician 2 - Idaho Ross (1951)

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