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Ордовикский период (2 ottob 490000000 anni a. C. – 19 giug 442000000 anni a. C.)

Descrizione:

Уменьшение площади морских бассейнов. Появление первых наземных беспозвоночных

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ByЕкатерина

6 nov 2018

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Data:

2 ottob 490000000 anni a. C.

19 giug 442000000 anni a. C.

~ 5883516 years

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