| original |
Early Valanginian |
|
England(Yorkshire) |
Keupp,H. et al. Vertical distribution of organisms in the D-Beds of Speeton (Lower Cretaceous, England) considering the calcareous dinoflagellate cysts. |
1984 |
| details |
Middle Albian |
|
France(Boulonnais) |
Keupp,H. Dinoflagellate cysts from the Middle Albian to Early Cenomanian of Escalles/Boulonnais (Northern France) |
1987 |
| details |
Middle Albian |
|
France(Pas-de-Calais) |
Keupp,H. Dinoflagellate cysts from the Middle Albian to Early Cenomanian of Escalles/Boulonnais (Northern France) |
1987 |
| details |
Nd |
|
Nd |
Keupp,H. et al. Calcareous dinoflagellates from Late Callovian to Oxfordian of France, (Normandy). |
1989 |
| details |
Late Rupelian |
|
E.Germany(Leipzig) |
Grimm,K.I. et al. Palaeoecology of dinoflagellate cyst and Foraminifera of the Upper Bohlen-Schichten (Upper Rupelium) (Leipzig Basin) |
1995 |
| details |
Early Barremian |
|
W.Germany(Niedersachsen) |
Heilmann-Clausen,C. et al. Barremian-Aptian dinoflagellates and calcareous nannofossils in the Ahlum 1 Borehole and the Otto Gott Claypit, Sarstedt, Lower Saxony Basin, Germany. (In: The Barremian-Aptian Boundary. A Study of profiles from the Boreal Cretaceous.E.Kemper, editor) |
1995 |