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Date: 2008-04-25 18:57:27 | Timing of mammal-like reptile extinctions across the Permian-Triassic boundary in South Africa Kenneth G. MacLeod Department of Geological Sciences, University of Missouri, Columbia, Missouri 65211, USA Roger M. H. SmithAdd to Reading ListSource URL: www.es.ucsc.eduDownload Document from Source WebsiteFile Size: 78,37 KBShare Document on Facebook |