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April 1, 2024
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paleozoic era (1 gen 542 anni a. C. – 1 gen 251 anni a. C.)
Aggiunto al nastro di tempo:
25 feb 2020
0
0
134
Science
Data:
1 gen 542 anni a. C.
1 gen 251 anni a. C.
~ 291 years
