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Cyanobacterial stromatolitesArchean - present (esp. common in Proterozoic)
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Cyanobacterial stromatolitesArchean - present (esp. common in Proterozoic)
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Prokaryote microfossilsAge: Early Proterozoic (2 Ga)Remarks: Gunflint chert
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Acritarch (eukaryote microfossil)Age: Middle Proterozoic (1600 Ma) to Recent.Remarks: The large...
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