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See also:
  • The Paleozoic - An overview of the era from the Ordovician Period to the Permian, with maps and timelines.
  • The Paleozoic Era - An overview of the era from the UC Berkeley Museum of Paleontology.
  • The Paleozoic Era - An illustrated geological timeline.
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Last update: January 5, 2016 at 20:05:09 UTC - edit