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12 h 18 déc. 2017 ans av. J.-C. - First vertebrates ( creatures w/ backbones)

Description:

When creatures without backbones were found and discovered

Ajouté au bande de temps:

Cosmic calendar

3 janv. 2018

0

0

566

Date:

12 h 18 déc. 2017 ans av. J.-C.

Maintenaint

~ Il y a 4046 ans

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