| details |
Late Aptian |
|
W.Germany(Niedersachsen) |
Sarjeant,W.A.S. The German Aptian dinoflagellate cysts of Eisenack (1958): A restudy. |
1985 |
| details |
Early Barremian |
|
W.Germany(Niedersachsen) |
Kirsch,K.-H. et al. Quantitative studies of dinoflagellate cysts profile of the boundary beds of the Hauterivian - Barremian Boundary of the Claypit Otto Gott near Sarstedt, (Niedersachsen, northern Germany). |
1995 |
| details |
Late Barremian |
Middle Aptian |
W.Germany(Niedersachsen) |
Lister,J.K. et al. Palynostratigraphy of the Barremian-Aptian succession in the Wiechendorf 1/86 and Hoheneggelsen Kb9 boreholes in the Lower Saxony Basin, North Germany. (In: The Barremian-Aptian Boundary. A Study of profiles from the boreal Cretaceous.E.Kemper, editor) |
1995 |
| details |
Barremian |
Early Aptian |
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 |
| details |
Late Aptian |
|
W.Germany(Niedersachsen) |
Below,R. et al. The distribution of palynophytoplancton in a dark / light / dark sequence of Uppermost Aptian, (Jacobi-Zone) from Vohrum, (Germany, Nierersachsen). New analytical method for the quantative analysis of marine flora. |
1994 |
| details |
Aptian |
|
W.Germany(Schleswig) |
Davey,R.J. Non-calcareous microplankton from the Cenomanian of England, northern France and North America. Part I. |
1969 |
| details |
Middle Albian |
Early Campanian |
Wyoming |
Nichols,D.J. et al. Guide species of dinocysts, pollen, and spores from Cretaceous formations in the overthrust Belt of Utah and Wyoming. |
1980 |
| details |
Campanian |
|
Wyoming |
Harker,S.D. Campanian organic-walled microplankton from the Interior Plains of Canada, Wyoming and Texas. |
1977 |
| details |
Campanian |
|
Wyoming |
Harker,S.D. et al. Late Cretaceous (Campanian) organic-walled microplankton from the interior plains of Canada, Wyoming and Texas; biostratigraphy, palaeotology and palaeoenvironmental interpretation. |
1990 |
| details |
Late Albian |
Early Cenomanian |
Wyoming |
Sulkoske,W.C. Cretaceous microplankton assemblages from the Albian to Campanian of Wyoming. |
1975 |