Template:Permian–Triassic extinction event graphical timeline
From Wikipedia, the free encyclopedia
Permo-Triassic extinction
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Extinction event
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δ13C stabilises at +2 ‰. Calcified green algae return.[1]
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End-Guadalupian extinction pulse?
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Full recovery of woody trees[2]
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Coals return[3]
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Scleractinian
corals & calcified sponges[1]
corals & calcified sponges[1]

