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元古宙（拉伸纪） (jan 1, 1000000000 BC – jan 1, 720000000 BC)

Description:

真核生物：出现，拥有细胞核和细胞器。例如有孔虫等原生生物。

Added to timeline:

地球生物演化

7 months ago

0

0

62

Date:

jan 1, 1000000000 BC

jan 1, 720000000 BC

~ 5883516 years

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