NEOGENE
| Date | Clue |
|---|---|
| 2014-01-26 | Period of the Cenozoic Era |
| 2011-03-27 | Period of the Cenozoic Era |
| 2006-10-28 | Latter part of the Tertiary period |
| 2003-01-10 | Part of the Cenozoic era |
| Date | Clue |
|---|---|
| 2014-01-26 | Period of the Cenozoic Era |
| 2011-03-27 | Period of the Cenozoic Era |
| 2006-10-28 | Latter part of the Tertiary period |
| 2003-01-10 | Part of the Cenozoic era |