| details |
Barremian |
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 Valanginian |
Early Hauterivian |
China(Heilungkiang) |
He,C.-Q. et al. Late Hauterivian dinoflagellates from the lower part of the Chengzihe Formation in Jixi Basin, Eastern Heilongjiang, northeast China. |
2000 |
| details |
Late Hauterivian |
Barremian |
China(Heilungkiang) |
He,C. Hauterivian-Barremian dinoflagellates from the Longzhaogou Grou of the H87-3 Well in Hulin Basin, eastern Heilongjiang, northeast China. |
1999 |
| details |
Late Hauterivian |
|
W.Germany(Niedersachsen) |
Harding,I.C. Taxonomic Stabilisation of dinoflagellate cyst Taxa, as exemplified by two morphologically complex Early Cretaceous species |
1996 |
| details |
Hauterivian |
|
England(Norfolk) |
Harding,I.C. Taxonomic Stabilisation of dinoflagellate cyst Taxa, as exemplified by two morphologically complex Early Cretaceous species |
1996 |
| details |
Valanginian |
|
Greenland |
Hakansson,E. et al. Jurassic-Cretaceous boundary strata of the extreme Arctic (Peary Land, North Greenland). |
1981 |
| details |
Aptian |
Albian |
Alaska(North Slope) |
Haga,H. et al. Palynology report of outcrop samples from North Slope, Alaska (preliminary). |
1990 |
| details |
Aptian |
Albian |
Alaska(North Slope) |
Haga,H. et al. 1990 Palynology report of outcrop samples from North Slope, Alaska (preliminary). |
1990 |
| details |
Late Valanginian |
Hauterivian |
France |
Habib,D. et al. Dinoflagellate age of Middle Jurassic-Early Cretaceous sediments in the Blake-Bahama Basin |
1983 |
| details |
Barremian |
|
Spitsbergen |
Grosfjeld,K. Palynoligocal age constraints on the base of the Helvetiafjellet Formation, (Barremian) on Spitsbergen. |
1992 |
| details |
Oxfordian |
Kimmeridgian |
Turkey |
Gitmez,G.U. et al. Dinoflagellate cysts and acritarchs from the Jurassic-Cretaceous boundary, Northwest Anatolia, Turkey |
1999 |
| details |
Hauterivian |
Barremian |
China(Heilungkiang) |
Gang,L. Palaeontology and biostratigraphy of the Lower Cretaceous Qihulin Formation in eastern Heilongjiang, northeastern China. |
2001 |
| details |
Hauterivian |
|
Canada(NWT,Mackenzie) |
Fensome,R.A. et al. Dinoflagellates. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Barremian |
|
Atlantic Ocean |
Fauconnier,D. Marine Cretaceous palynology of Holes 549 and 550, Deep Sea Drilling Project Leg 80, Northern Bay of Biscay. |
1984 |
| details |
Hauterivian |
|
France |
Fauconnier,D. Palynology of the Hauterivian type section |
1982 |
| 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 |
Middle Barremian |
Late Barremian |
England(Yorkshire) |
Duxbury,S. Barremian phytoplankton from Speeton, East Yorkshire. |
1980 |