Report copyright - Timeline 1: The Precambrian - WordPress.com · 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 ARCHEAN PROTEROZOIC EOARCHEAN PALEOARCH. MESOARCH. NEOARCH. PALEOPROTEROZOIC MESOPROTEROZOIC NEOPROT
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