Search Results - Ludvigsen, Rolf

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  1. 1
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    Sunwaptan (Upper Cambrian) trilobites of the Cow Head Group, western Newfoundland, Canada / by Ludvigsen, Rolf

    Published 1989
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  2. 2
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    Life in Stone : a Natural History of British Columbia's Fossils. by Ludvigsen, Rolf

    Published 2014
    Full Text (via ProQuest)
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  3. 3
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    A trilobite zonation of Middle Ordovician rocks, southwestern district of Mackenzie / by Ludvigsen, Rolf

    Published 1979
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  4. 4
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    Early silurian trilobites of Anticosti Island, Québec, Canada / by Chatterton, B. D. E. (Brian D. E.)

    Published 2004
    Other Authors: “…Ludvigsen, Rolf…”
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  5. 5
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    Life in stone : a natural history of British Columbia's fossils /

    Published 1996
    Other Authors: “…Ludvigsen, Rolf…”
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  6. 6
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    Silicified Late Ordovician trilobites from the Mackenzie Mountains, Northwest Territories, Canada / by Hunda, Brenda, 1974-

    Published 2002
    Other Authors: “…Ludvigsen, Rolf…”
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