News Article: Evidence for a Large Impact at the Permian ...
Evidence for a Large Impact at the Permian-Triassic Boundary. Back to Archive ... extinction of all time the Permian-Triassic or PT event, 251 million years ago. ...
impact.arc.nasa.gov/news_detail.cfm?ID=142
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Insect recovery after the Permian/Triassic crisis
MiddleLate Permian and Triassic of European Russia, ... insect assemblages across the Permian/Triassic boundary ... after the Permian/Triassic crisis. Dmitry E. ...
fossilinsects.net/pdfs/Shcherbakov_2008_Alavesia_I...
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NAI: News Stories
Did an Impact Trigger the Permian-Triassic Extinction? By: David Morrison, NAI Senior Scientist ... be implicated in the Permian-Triassic or PT extinction event, ...
nai.arc.nasa.gov/news_stories/news_detail.cfm?ID=2...
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Triassic
The extinction at the Permian-Triassic was the greatest extinction the earth has ... semester we started at the Permian-Triassic and studied the Mesozoic and ...
www.priweb.org/ed/ICTHOL/THOLlecnotes/THOLMz.htm
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