| Field trips booking deadline |
29 April 2011 |
| Order hard-copy abstracts book |
1 June 2011 |
| Latin workshop booking deadline |
1 June 2011 |
| Accommodation booking deadline |
15 June 2011 |
| Nomenclature section registration and reception |
17 July 2011 |
| Nomenclature section |
18 - 22 July 2011 |
| Congress |
23 - 30 July 2011 |