| details |
Ryazanian |
Hauterivian |
USSR(Ryazin) |
Iosifova,E.K. Dinocysts from Tchernaya Retchka (Ryazanian-Aptian, Lower Cretaceous) of the Moscow Basin, Russia |
1996 |
| 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 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 |
Hauterivian |
Barremian |
India(Tamil Nadu) |
Khowaja-Ateequzzaman et al. Hauterivian-Barremian dinoflagellate cyst assemblage from subsurface of Polar Basin, Southern India. |
1992 |
| details |
Hauterivian |
|
Nd |
Lentin,J.K. et al. Fossil dinoflagellates: index to genera and species. |
1973 |
| details |
Late Hauterivian |
Early Barremian |
North Sea |
Crittenden,S. et al. The Early - Middle Cretaceous lithostratigraphy of the Central North Sea, (United Kingdom Sector). |
1991 |
| details |
Early Albian |
Middle Albian |
Canada(Yukon) |
Leckie,D.A. et al. The Lower Cretaceous Chinkeh Formation; a Frontier type Play in the Liard Basin of Western Canada |
1991 |
| details |
Neocomian |
Albian |
Alaska |
Witmer,R.J. et al. Biostratigraphic correlation of selected test wells of National Petroleum Reserve in Alaska |
1981 |
| details |
Kimmeridgian |
Tithonian |
Alaska |
Witmer,R.J. et al. Biostratigraphic correlation of selected test wells of National Petroleum Reserve in Alaska |
1981 |
| details |
Barremian |
|
Spitsbergen |
Grosfjeld,K. Palynoligocal age constraints on the base of the Helvetiafjellet Formation, (Barremian) on Spitsbergen. |
1992 |
| details |
Hauterivian |
Albian |
Northern Hemisphere |
Williams,G.L. et al. Morphology and stratigraphic ranger of selected Mesozoic-Cenozoic dinoflagellate taxa in the northern Hemisphere |
1993 |
| details |
Late Aptian |
Early Albian |
Pacific Ocean(West) |
Ogg,G. Early Cretaceous palynomorphs of the Western Pacific Ocean |
1992 |
| details |
Middle Cenomanian |
|
Canada |
Bloch,J.D. et al. Revised stratigraphy of the Lower Colorado Group (Albian to Turonian), Western Canada. |
1993 |
| details |
Late Aptian |
Albian |
Pacific Ocean(West) |
Ogg,G. Early Cretaceous palynomorphs of the Western Pacific Ocean |
1992 |
| details |
Late Barremian |
Middle Albian |
Alaska |
Mickey,M.B. et al. Jurassic-Neocomian biostratigraphy, North Slope, Alaska. |
1987 |
| details |
Late Hauterivian |
|
E.Germany |
Alberti,G. Towards the knowledge of Mesozoic and Early Tertiary dinoflagellates and Hystrichospheres from North and Central Germany, as well as some other European localities. |
1961 |