Era
20th century
61
1939-1945
49
1900-1999
29
20e siècle
26
2010
23
1867-1912
18
1871-1948
18
19th century
18
1976
13
Cretaceous
12
1979
11
1800-1899
10
1986
10
21st century
10
Geschichte
10
2001
8
Tertiary
8
18th century
7
1978
7
19e siècle
7
Crétacé
7
1895-1946
6
1962-
6
Precambrian
6
1700-1799
5
1800-1999
5
1943-
5
1983
5
Paleozoic
5
Tertiaire
5
16th century
4
1864-1946
4
1946-
4
1967-
4
2000-2099
4
20th Century
4
From 230 to 570 million years ago
4
From 65 to 140 million years ago
4
16e siècle
3
1806-1869
3
1816-1892
3
1847-1931
3
1890-1980
3
1898-1935
3
1900 - 1999
3
1902-1974
3
1913-
3
1914-1918
3
1918-1945
3
1921-2016
3
more ...