-
440 BCE
Ordovian-silurian
1st major extinction -
370 BCE
Late Devonian
2nd major extinction -
245 BCE
Permian-Triassic
3rd major extinction -
210 BCE
Triassic-Jurassic
4th major extinction -
65 BCE
Cretaceous-Paleogene
5th major extinction -
30 BCE
6th Great extinction
6th major extinction
