| details |
Sinemurian |
Toarcian |
Europe |
Schootbrugge,van de,B. et al. Early Jurassic climate change and the radiation of organic - walled phytoplankton in the Tethys Ocean |
2005 |
| details |
Late Llanvirnian |
|
Argentina(San Juan) |
Vergel,M.D.M. et al. Ordovician palynomorphs of Argentina: An integrated approach. (Aspects of the Ordovician System in Argentina.) |
2002 |
| details |
Late Llanvirnian |
|
China(Guizhou) |
Li,J. et al. Llanvirnian acritarchs from the Yangtze Platform of South China. |
1999 |
| details |
Maastrichtian |
|
Senegal |
Keiser,G. Some detailed palynological aspects of the Upper Cretaceous of Senegal. |
1967 |