the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago
<noun.time>
<noun.time>
| Precambrian |
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| Precambrian aeon |
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| Precambrian eon |
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| Precambrian period |
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semantic pointers
instance hypernym
part meronym