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奥陶纪距今4亿8540万年前~距今4亿4380万年前 (1 gen 485290000 anni a. C. – 1 gen 443400000 anni a. C.)

Aggiunto al nastro di tempo:

地球地质年代表

8 feb 2020

1

0

1260

Data:

1 gen 485290000 anni a. C.

1 gen 443400000 anni a. C.

~ 5883516 years

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