Era
Geschichte
55
19e siècle
47
1801-1900
43
Tertiary
42
Jurassic
41
Carboniferous
35
Triassic
27
19th century
25
Cretaceous
24
Geschichte 1840-1873
24
19e siècle
23
Silurian
21
To 1800
20
1901-
19
(1809-1882)
16
18e siècle
15
Quaternary
14
1809-1882
13
1901
13
Mesozoic
13
19th Century
12
Geschichte 1858-1882
11
16th century
10
Devonian
10
Geschichte 1746-1751
10
Miocene
10
Permian
10
1831-1900
9
Geschichte 1800-1900
9
Geschichte Anfänge-1800
9
(1564-1642)
8
(1769-1832)
8
1707-1778
8
18th century
8
Geschichte 1761‒1768
8
Geschichte 1867-1881
8
Geschichte 500-1500
8
(1571-1630)
7
(1769-1859)
7
15th-18th centuries
7
Geschichte 1700-1800
7
Geschichte 1863-1878
7
Pleistocene
7
(1642-1727;
6
(1707-1778)
6
1860-1899
6
19th Cent
6
Geschichte 1875
6
Geschichte 1900
6
Geschichte 1900-1979
6
more ...