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GEOL107_05 - GEOL107 L5 1500sto1850s S. together Plate...

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GEOL 107 L5 8/31/11 1 Plate Tectonics 1 1835 1500’s to 1850’s S. Am and Africa seemed to fit together 1596 Abraham Ortelius (Dutch Cartographer) first to say continents joined together then separated 1620 Sir Francis Bacon noted similarity in shapes of continents. 1850’s to 1940’s Distribution of fossils Glacial evidence New Theory: Continental Drift Fossil Distribution Glossopteris flora S.Am., Af., Ind., Aust., Ant. G G G G G Fossil Distribution Mesosaurus freshwater reptile S.Am, Af.
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GEOL 107 L5 8/31/11 2 G G G G M M G Fossil Distribution Lystrosaurus Land reptile Af., Ind., Ant. G L G G G M M L L G ready? G L G M M G G G G G L L 300 Million Year Old Glacial Rocks Glacial rocks distribution and ice flow directions.
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