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Broterosoyig

Ka Wikipedia
Stromatolite-ka Broterozoyig

Broterosoyig waa eon oo ka dhigan muddo ka hor dillaaca nolosha adag ee ugu horreysa ee Dhul. Muddadani waxay socotay 2500 ilaa 542 (± 1) milyan sano ka hor waxayna qayb ka ahayd xilligii Brakambriyaan. Broterosoyig-ku waxa uu ka kooban yahay saddex xili oo isku xiga kuwa ugu da'da weyn: Balyuubroterosoyig, Mesobroterosoyig, iyo Neobroterosoyig.

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