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7 März 505000000 Jahr v. Chr. - Pikaia's do no have skeletons and belived to have extinct 505 years ago

Beschreibung:

I got this in formation from the California Life Science book and from https://evolution.berkeley.edu/evolibrary/article/_0_0/cambrian_11

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laura nguyen timeline

26 Okt 2018

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7 März 505000000 Jahr v. Chr.

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~ 5883516 years ago

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