| original |
Albian |
Cenomanian |
Australia(W.Australia) |
Cookson,I.C. et al. Cretaceous microplankton from Eyre No.1 Bore core 20, Western Australia. |
1971 |
| details |
Albian |
Cenomanian |
Australia(W.Australia) |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| details |
Early Ypresian |
|
Belgium |
De Coninck,J. Organic walled microfossils of the Lower Ypresian of Quenast. |
1986 |
| details |
Albian |
Cenomanian |
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |