Era
Ordovician
10
Jurassic
7
Cretaceous
5
Devonian
5
Paleozoic
5
Silurian
5
Cenozoic
4
From 140 to 190 million years ago
4
1853-1911
3
Cambrian
3
Carboniferous
3
From 230 to 570 million years ago
3
From 425 to 500 million years ago
3
Quaternary
3
Tertiary
3
1895
2
From 10 to 25 million years ago
2
From 405 to 500 million years ago
2
From 65 million years ago
2
Holocene
2
Mesozoic
2
Miocene
2
Neogene
2
Permian
2
1800-1899
1
1891
1
19th century
1
Cénozoïque
1
Eocene
1
From 10 thousand to 2 million years ago
1
From 10 thousand years ago
1
From 190 to 230 million years ago
1
From 2 million years ago
1
From 2 to 65 million years ago
1
From 230 million to 5 billion years ago
1
From 230 to 280 million years ago
1
From 230 to 345 million years ago
1
From 280 to 345 million years ago
1
From 345 to 405 million years ago
1
From 345 to 500 million years ago
1
From 425 to 570 million years ago
1
From 500 million to 5 billion years ago
1
From 500 to 570 million years ago
1
From 65 to 140 million years ago
1
From 65 to 190 million years ago
1
From 65 to 230 million years ago
1
Ordovicien
1
Paleogene
1
Paléozoïque
1
Pleistocene
1
more ...