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  1. 1

    The ammonoid fauna of the Kimmeridgian-Tithonian boundary beds of Mombasa, Kenya per Verma, Harish M.

    Publicat 1984
    Llibre

    The ammonoid fauna of the Kimmeridgian-Tithonian boundary beds of Mombasa, Kenya
  2. 2

    Biostratigraphic classification of the marine Triassic in North America per Silberling, N. J. (Norman John) 1928-2011

    Publicat 1968
    Llibre

    Biostratigraphic classification of the marine Triassic in North America
  3. 3

    Texas Mojsisovicziinae (Ammonoidea) and the zonation of the Fredericksburg. per Young, Keith 1918-2004

    Publicat 1966
    Llibre

    Texas Mojsisovicziinae (Ammonoidea) and the zonation of the Fredericksburg.
  4. 4

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

    Publicat 1965
    Llibre

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

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