Eras And Periods Flashcards
1
Q
First Eon
A
Hadean
4500 to 4000 MYA
2
Q
Second Eon
A
Archean
4000 to 2500 MYA
3
Q
Third Eon
A
Proterozoic
2500 to 500 MYA
4
Q
Fourth Eon
A
Phanerozoic
500 to 0 MYA
5
Q
After Ediacaran
A
Cambrian
6
Q
After Cambrian
A
Ordovician
7
Q
After Ordovician
A
Silurian
8
Q
After Silurian
A
Devonian
9
Q
After Devonian
A
Carboniferous
10
Q
After Carboniferous
A
Permian
11
Q
After Permian
A
Triassic
12
Q
After Triassic
A
Jurassic
13
Q
After Jurassic
A
Cretaceous
14
Q
After Cretaceous
A
Tertiary
15
Q
After Teriary
A
Quaternary
