A diverse Ediacara assemblage survived under low-oxygen conditions.

Nat Commun · 2022 · PMC9701187 · PMID 36435820

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a decreasing trendno p-value reported

In arctic Siberia, time-series δ 13 C values show a decreasing trend from near +6‰ in the Maastakh and basal Khatyspyt formations, and then an oscillation between −5 and +4‰ through the overlying reaches of the interval 25 , 26 , 35 before stabilizing near 0‰ in dolostones of the lower Turkut Formation.

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