From 544 million to about 230 million years ago. Synonym: Paleozoic.
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Words linked to "Paleozoic era" : Ordovician period, Permian period, Age of Fishes, carboniferous, Permian, Cambrian period, era, Devonian period, geological era, Silurian, Devonian, Silurian period, Carboniferous period, Ordovician, Cambrian |
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