1 gen 251900000 anni a. C. - Permian–Triassic
extinction event
Descrizione:
It is Earth's most severe known extinction event, with the extinction of 57% of biological families, 83% of genera, 81% of marine species and 70% of terrestrial vertebrate species. It is also the greatest known mass extinction of insects. It is the greatest of the "Big Five" mass extinctions of the Phanerozoic.
Aggiunto al nastro di tempo:
Data:
1 gen 251900000 anni a. C.
Adesso
~ 5883516 years ago