s7kiashaalmustareni s7kiashaalmustareni

03-04-2016
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At the end of which geologic era did a large mass extinction take place that wiped out more than 90% of all marine life?

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TobyNayland TobyNayland

03-04-2016

The Permian-Triassic extinction, otherwise known as the End Permian or Great Dying occurred around 252 Megaannus.

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