Showing 1 - 2 results of 2 for search '"Iowa"', query time: 0.12s Refine Results
  1. 1
    Lower Pennsylvanian ammonoids from the Bloyd formation of Arkansas and Oklahoma /
    by McCaleb, James A.
    Published 1968
    Thesis Book
  2. 2
    The conodont fauna of the Viola Formation /
    by Oberg, Rolland
    Published 1966
    Thesis Book
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