MYA (millions of years ago) Flashcards
1
Q
First vertebrates
A
520 MYA
2
Q
Cryogenian (most severe) Ice Age
A
720 MYA
3
Q
Andean Saharan Ice Age
A
460 MYA
4
Q
Karoo Ice Age
A
360 MYA
5
Q
First mammals
A
200 MYA
6
Q
First dinosaurs
A
230 MYA
7
Q
First primates
A
60 MYA
8
Q
First apes
A
15 MYA
9
Q
Primitive humans (use of stone tools)
A
2.5 MYA
10
Q
Permian Triassic extinction event
A
250 MYA
The Great Dying
Only known mass extinction of insects
11
Q
Cretaceous-Paleogene extinction event (impact asteroid)
A
66 MYA
Mass extinction of non-avian dinosaurs
