Search Results - Playford, Geoffrey

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  1. 1
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    Stratigraphic and paleogeographic significance of an upper ordovician acritarch flora from the Maquoketa shale, northeastern Missouri, USA
    by Wicander, Reed, Playford, Geoffrey, Robertson, Eddie B.

    Published 1999
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  2. 2
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    Lower and middle devonian acritarchs of the Moose river basin, Ontario
    by Playford, Geoffrey

    Published 1977
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  3. 3
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    Upper Mississippian microflora from Axel Heiberg Island, District of Franklin
    by Playford, Geoffrey

    Published 1963
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  4. 4
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    Miospores from the Mississippian Horton Group eastern Canada
    by Playford, Geoffrey

    Published 1964
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  5. 5
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    Canadian and Australian Devonian spores: zonation and correlation
    by McGregor, Duncan C., Playford, Geoffrey

    Published 1992
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  6. 6
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    Late devonian acritarchs from the Carnarvon Basin, western Australia
    by Playford, Geoffrey, Dring, Roger S.

    Published 1981
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  7. 7
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    Stratigraphic and paleogeographic significance of an Upper Ordivician acritarch flora from the Maquoketa Shale, northeastern Missouri, USA
    by Wicander, Reed 1946-, Playford, Geoffrey, Robertson, Eddie B.

    Published 1999
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  8. 8
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    Lower to Middle Devonian Acritarchs of the Moose River Basin, Ontario
    by Playford, Geoffrey

    Published 1977
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  9. 9
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    Miospores and organic-walled microphytoplankton of Devonian-Carboniferous boundary beds (Bakken formation), Southern Saskatchewan: a systematic and stratigraphic appraisal
    by Playford, Geoffrey, MacGregor, D. C.

    Published 1993
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  10. 10
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    Miospores from the Mississipian Horton Group, eastern Canada
    by Playford, Geoffrey

    Published 1964
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