Millions Of Years Ago Flashcards
1
Q
First vertebrates
A
520 MYA
2
Q
Cryogenian Ice Age
A
Most severe ice age
720 MYA
3
Q
Andean Saharan Ice Age
A
460 MYA
4
Q
Karoo Ice Age
A
360 MYA
6
Q
First mammals
A
200 MYA
7
Q
First dinosaurs
A
230 MYA
8
Q
First primates
A
60 MYA
9
Q
Apes
A
15 MYA
10
Q
Use of stone tools
A
Primitive humans
2.5 MYA
12
Q
Permian Triassic extinction event
A
The Great Dying
Only known mass extinction of insects
250 MYA
13
Q
Cretaceous Paleogene extinction event (impact asteroid)
A
Mass extinction of non-avian dinosaurs
66 MYA