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pelycosaurs evolve into therapsids and eventualy replace all pelycosaurs (1 ene 275000000 año aC – 31 dic 201000000 año aC)

Descripción:

275-201M years ago

Añadido al timeline:

Earth timeline (in the making)

hace 6 días

1

0

137

fecha:

1 ene 275000000 año aC

31 dic 201000000 año aC

~ 5883516 years

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