details |
Cretaceous |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
details |
Kimmeridgian |
|
England |
Sarjeant,W.A.S. The stratigraphic application of fossil microplankton (dinoflagellates and hystrichospheres ) in the Jurassic. |
1964 |
details |
Nd |
|
Nd |
Sarjeant,W.A.S. The stratigraphic application of fossil microplankton (dinoflagellates and hystrichospheres ) in the Jurassic. |
1964 |
details |
Late Turonian |
|
France(Pas-de-Calais) |
Foucher,J.-C. Upper Turonian microfossils from the Cherts of Ruyaulcourt (Pas-de-Calais). |
1974 |
details |
Late Campanian |
|
France(Oise) |
Foucher,J.-C. Microplankton from the Cretaceous Flints of the Beauvais Region. |
1976 |
details |
Ypresian |
|
Belgium |
De Coninck,J. Ypresian organic walled microfossils from the Belgian Basin. |
1975 |
details |
Late Campanian |
|
Wyoming |
Meyers,W.C. Environmental analysis of Almond Formation (Upper Cretaceous), from Rock Springs Uplift, Wyoming. |
1977 |