From 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms. Synonyms: Proterozoic aeon, Proterozoic eon.
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Words linked to "Proterozoic" : aeon, eon, Proterozoic eon, geology, Precambrian period, early, Precambrian, Precambrian eon, Precambrian aeon |
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