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jan 4, 358693728 BC - ammonites unknown species #5

Description:

ammonites first appeared at the end of the devonian period (358 million years ago) and went extinct 66 million years ago
http://shells.tricity.wsu.edu/ArcherdShellCollection/Cephalopoda/CephalopodEvolution.html

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alex huang science timeline

ByAlex Huang
26 Oct 2018
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Date:

jan 4, 358693728 BC
Now
~ 5883516 years ago

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