Era
- 20th century 161 results
- 19th century 114 results
- 1809-1882 96 results
- Quaternary 83 results
- 1879-1955 60 results
- 1642-1727 58 results
- 18th century 58 results
- 17th century 57 results
- Cretaceous 44 results
- Precambrian 40 results
- 1871-1937 36 results
- 1564-1642 34 results
- Mesozoic 33 results
- Paleozoic 32 results
- Cenozoic 29 results
- Tertiary 24 results
- 1473-1543 20 results
- Pleistocene 20 results
- Holocene 19 results
- Jurassic 19 results
- 1912-1954 17 results
- Cambrian 17 results
- Devonian 17 results
- 1791-1867 15 results
- 1831-1879 14 results
- 1885-1962 14 results
- 1907- 14 results
- Permian 14 results
- Triassic 14 results
- 1823-1913 13 results
- Carboniferous 13 results
- 16th century 12 results
- 1918- 11 results
- Archaean 11 results
- Ordovician 11 results
- 1707-1778 10 results
- 1707-1783 10 results
- 1743-1820 10 results
- 1848-1925 10 results
- 1867-1934 10 results
- Proterozoic 10 results
- Silurian 10 results
- 1791-1871 9 results
- 1822-1895 9 results
- 1825-1895 9 results
- Eocene 9 results
- Neogene 9 results
- 1817-1911 8 results
- 1824-1907 8 results
- 1834-1907 8 results more…