Showing 1 - 2 results of 2 for search 'Clark, David Leigh 1931-', query time: 0.01s Refine Results
  1. 1

    Conodonts and zonation of the Upper Devonian in the Great Basin by Clark, David Leigh 1931-

    Published 1967
    Book

    Conodonts and zonation of the Upper Devonian in the Great Basin
  2. 2

    Heteromorph ammonoids from the Albian and Cenomanian of Texas and adjacent areas by Clark, David Leigh 1931-

    Published 1965
    Book

    Heteromorph ammonoids from the Albian and Cenomanian of Texas and adjacent areas

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