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What period of the paleozoic era did a mass extinction occur? A. Devonian B. Pennsylvanian C. Siluarian D. Permian

What period of the paleozoic era did a mass extinction occur? A. Devonian B. Pennsylvanian C. Siluarian D. Permian
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3 votes
What period of the paleozoic era did a mass extinction occur?

A. Devonian
B. Pennsylvanian
C. Siluarian
D. Permian

asked
User Mdml
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2 Answers

1 vote
I believe the correct answer is D. Permian.
answered
User SandTh
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9.2k points
6 votes
From what I can remember, from the short study I did on this, I would say Permian. 
answered
User Aminul Haque Aome
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9.3k points
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