Geo Eons and Eras
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Last updated 5:01 PM on 8/29/25
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7 Terms
1
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Phanerozoic Eon
0-541
2
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Proterozoic Eon
541-2500
3
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Archean Eon
2500-4000
4
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Hadean Eon
4000-4540
5
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Cenozoic Era
0-66
6
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Mesozoic Era
66-252
7
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Paleozoic Era
252-541
Note 
Flashcards (125)