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Date: 2008-11-22 08:02:17Geology Geological history of Earth Earth Stratigraphy Geological ages Units of time Quaternary geochronology Paleobiology Phil Gibbard Quaternary International Commission on Stratigraphy Global Boundary Stratotype Section and Point | International Commission on Stratigraphy Subcommission on Quaternary StratigraphyAdd to Reading ListSource URL: quaternary.stratigraphy.orgDownload Document from Source WebsiteFile Size: 89,50 KBShare Document on Facebook |