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Date: 2011-08-24 15:10:29Astronomy Extinction events Climate history Impact events Evolutionary biology Permian–Triassic extinction event Cretaceous–Tertiary extinction event Extinction Biodiversity Geologic time scale Phanerozoic Planetary science | Microsoft Word - Mass_Extinction_Lab.docxAdd to Reading ListSource URL: www.fossilplot.orgDownload Document from Source WebsiteFile Size: 14,75 KBShare Document on Facebook |