| details |
Landenian |
Ypresian |
Belgium |
Mercier,M. et al. Continental-brakish to marine transition modalities of the Ypresian in the northwest of the Paris Basin and of the Belgian Basin from the data of the palynology, the clay mineralogy and the radioelements geochemistry. |
1985 |
| details |
Late Landenian |
Sparnacian |
England(Sussex) |
Dupuis,C. et al. The Woolwich Beds find the London Clay of Newhaven (East Sussex), new palynological and stratigraphic data. |
1985 |
| details |
Late Landenian |
|
Belgium |
Ermolli,E.R. Palynological dating of Tertiary sediments between Sambre and Meuse. |
1991 |