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jan 23, 168142858 BC - End Triassic

Description:

https://userpages.umbc.edu/~squire/extinctions.html
200 million years ago, 80% of species lost
— Conodont teeth 1 mm

Added to timeline:

Digital Geologic Time Scale

29 Oct 2018

0

0

450

Date:

jan 23, 168142858 BC

Now

~ 5883516 years ago

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