bn:01820445n
Noun Concept
Categories: Permian life, Hypothetical impact events, Anoxic events, Triassic life, Lopingian extinctions
EN
Permian-Triassic extinction event  Permian–Triassic extinction event  coal gap  End-Permian Extinction  End-Permian extinction event
EN
Approximately 251.9 million years ago, the Permian–Triassic extinction event forms the boundary between the Permian and Triassic geologic periods, and with them the Paleozoic and Mesozoic eras respectively. Wikipedia
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EN
Approximately 251.9 million years ago, the Permian–Triassic extinction event forms the boundary between the Permian and Triassic geologic periods, and with them the Paleozoic and Mesozoic eras respectively. Wikipedia
A mass extinction between the Paleozoic and Mesozoic eras Wikipedia Disambiguation
Mass extinction event at the end of the Permian Period approximately 250 million years ago Wikidata
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