| details |
Paleocene |
|
Belgium |
Vlerick,R. Organic walled microfossils from the type area of the Paleocene Heers and Landen Formations of Belgium |
1987 |
| details |
Senonian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Cenomanian |
Eocene |
China(Sinkiang Uighur) |
He,C.-Q. Late Cretaceous-Early Tertiary microphytoplankton from the Western Tarim Basin in Southern Xinjiang, China |
1991 |
| details |
Lutetian |
Bartonian |
Belgium |
De Coninck,J. Organic-walled microfossils of the Bartonian Priabonian and Early Rupelian from the Kallo borehole; significant species from the Woensdricht, Kallo and Mol boreholes |
1995 |