Downloaded from specialpapers.gsapubs.org on December 2, 2014 The Geological Society of America Special Paper

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Date: 2014-12-02 13:32:26		Downloaded from specialpapers.gsapubs.org on December 2, 2014 The Geological Society of America Special Paper Add to Reading List Source URL: profile.usgs.gov Download Document from Source Website File Size: 1,04 MB Share Document on Facebook