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28 marzo 444000000 anni a. C. - Graptolite

Descrizione:

-sea creatures
-ice age lowered sea level led to the extinction

Source:
https://userpages.umbc.edu/~squire/extinctions.html
http://skywalker.cochise.edu/wellerr/fossil/graptolite/6graptolite1945.JPG

Aggiunto al nastro di tempo:

Fossil/Species Timeline

ByJohn Le
26 ott 2018
0
1
463

Data:

28 marzo 444000000 anni a. C.
Adesso
~ 5883516 years ago

Immagini:

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