| details |
Hauterivian |
Barremian |
Barents Sea |
Smelror,M. et al. The Klippfisk Formation: A new lithostratigraphic unit of Lower Cretaceous platform carbonates on the western Barents Shelf. |
1998 |
| details |
Callovian |
Ryazanian |
Russian Platform |
Riding,J.B. et al. Jurassic and Lowermost Cretaceous dinoflagellate cyst biostratigraphy of the Russian Platform and Northern Siberia, Russia. |
1999 |
| details |
Late Berriasian |
Early Valanginian |
Russia(Siberia) |
Lebedeva,N.K. et al. Dinoflagellate cysts and microforaminifera of the Lower Cretaceous Yatria River section, Subarctic Ural, northwest Siberia (Russia). Biostratigraphy, palaeoenvironmental and palaeogeographic discussion. |
1999 |
| details |
Early Albian |
|
France(Drome) |
Kennedy,W.J. et al. Integrated stratigraphy across the Aptian - Albian boundary in the Marnes Bleues, at the Col de Pr©-Guittard, Arnayon (Drдme), and at Tartonne (Alpes-de-Haute-Provence), France: A candidate global boundary stratotype section and Boundary Point for the base of the Albian Stage. |
2000 |
| details |
Middle Barremian |
Early Albian |
North Sea |
Duxbury,S. A palynological zonation scheme for the Lower Cretaceous: United Kingdom Sector, Central North Sea. |
2001 |
| details |
Barremian |
Early Aptian |
Czech Republic |
Skupien,P. et al. Lower Cretaceous ammonite and dinocyst biostratigraphy and paleoenvironment of the Silesian Basin (Outer Western Carpathians). |
2002 |