Geologic Time Scale Q1
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20 Terms
1
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Hadean
4.54-4.0 Ga
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Archean
4.0-2.5 Ga
3
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Proterozoic
2.5 Ga-541 Ma
4
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Phanerozoic
541 Ma-0 Ma.
5
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Precambrian-Cambrian
541.0 Ma
6
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Cambrian-Ordovician
485.4 Ma
7
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Ordovician-Silurian
443.8 Ma
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Ordovician-Silurian
443.8 Ma
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Silurian-Devonian
419.2 Ma
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Devonian-Carboniferous
358.9 Ma
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Carboniferous-Permian
298.9 Ma
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Permian-Triassic
251.90 Ma
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Triassic-Jurassic
201.3 Ma
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Jurassic-Cretaceous
145.0 Ma
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Cretaceous-Paleogene
66.0 Ma
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Paleogene-Neogene
23.03 Ma
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Neogene-Quaternary
2.58 Ma
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Paleozoic
540-251.90 Ma
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Mesozoic
251.90 Ma-66.0 Ma
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Cenozoic
66.0- 0 Ma