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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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Ordovician (3 dic 5050 anni a. C. – 18 gen 4360 anni a. C.)
Aggiunto al nastro di tempo:
Geologic Time scale
By
Samuel Gorman
29 ott 2018
0
0
411
Data:
3 dic 5050 anni a. C.
18 gen 4360 anni a. C.
~ 691 years
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