| original |
Early Barremian |
|
W.Germany(Niedersachsen) |
Harding,I.C. A dinocyst calibration of the European Boreal Barremian |
1990 |
| details |
Early Barremian |
|
England(Yorkshire) |
Harding,I.C. A dinocyst calibration of the European Boreal Barremian |
1990 |
| details |
Early Barremian |
|
England(Norfolk) |
Harding,I.C. A dinocyst calibration of the European Boreal Barremian |
1990 |
| details |
Barremian |
|
Nd |
Lentin,J.K. et al. Fossil dinoflagellates: index to genera and species. 1993 edition. |
1993 |
| details |
Early Barremian |
|
W.Germany(Niedersachsen) |
Heilmann-Clausen,C. et al. A dinoflagellate correlation of Barremian-Aptian (Lower Cretaceous) strata in Lower Saxony (Germany). (In: The Barremian-Aptian Boundary. A Study of profiles from the boreal Cretaceous.E.Kemper, editor) |
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 |
| original |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Middle Barremian |
|
North Sea |
Duxbury,S. A palynological zonation scheme for the Lower Cretaceous: United Kingdom Sector, Central North Sea. |
2001 |