| details |
Late Hauterivian |
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 |
Early Aptian |
Alaska |
Evitt,W.R. et al. A Tiger by the Tail: the Exophragm of the Cretaceous-Paleocene dinoflagellate Palaeoperidinium and its implications |
1998 |
| details |
Late Eocene |
Rupelian |
Belgium |
De Coninck,J. Organic-walled phytoplankton biostratigraphy of the Eocene - Oligocene transition in the Kallo Borehole and the Rupelian stratotype area (northwestern Belgium). |
1999 |
| details |
Middle Albian |
Late Albian |
Indian Ocean |
Shipboard Scientific Party Site 1136. |
2000 |
| details |
Early Cretaceous |
|
Alaska(North Slope) |
Mickey,M.B. et al. Biostratigraphy report 129 outcrop samples Western Delong Mountains (Tingmerkpuk), North Slope, Alaska. |
2000 |