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6 dic 520 anni a. C. - признак начала Палеозойской эры. В многочисленных мелководных морях процветали морская флора и фауна. Особенно широко были распространены трилобиты.
Aggiunto al nastro di tempo:
Водопьянова Олеся ЭБ17-02Б
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Олеся Водопьянова
28 ott 2018
0
0
459
Data:
6 dic 520 anni a. C.
Adesso
~ 2547 years ago
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