details |
Aptian |
|
Romania |
Baltes,N. et al. Palynological contributions to the knowledge of some Cretaceous formations drilled by boreholes from the external flysch situated between the Suceava and Trotus Valleys. |
1986 |
details |
Barremian |
|
Romania |
Baltes,N. Palynological contributions to the knowledge of the stratigraphy of Lower Cretaceous deposits in Dobrogea |
1974 |
details |
Bartonian |
|
France |
Auffret,J.P. et al. Palynological data of the Submarine Paleogene Basin of the eastern English Channel |
1975 |
details |
Early Cretaceous |
|
Afghanistan |
Ashraf,A.R. Rhaeto-Jurassic flora of Iran Andafghanistan.6. Jurassic and Lower Cretaceous dinoflagellates and acritarchs from northern Aghanistan. |
1979 |
details |
Late Valanginian |
Early Hauterivian |
W.Germany(N.Rhine) |
Ashraf,A.R. et al. Palynomorphs of the Valanginian/Hauterivian boundary at Mittellandkanal near Pollhagen |
1988 |
details |
Hauterivian |
Aptian |
Romania |
Antonescu,E. et al. Correlation dinoflagellates Iwith Ammonite and Calpionellid zones of the Lower Cretaceous of Svinita-Banat. |
1980 |
details |
Hauterivian |
Aptian |
Romania |
Antonescu,E. et al. Dinoflagellates in the lower part of the Black Shales Formation, (East Carpathians). |
1980 |
details |
Late Albian |
|
Canada(British Columbia) |
Anan-Yorke,R. et al. Microfloras from Upper Albian Neogastroplites zone Sikanni Chief River, Northeastern British Columbia. |
1978 |
details |
Aptian |
Middle Albian |
Iraq |
Al-Ameri,T.K. et al. Palynomorph and palynofacies indications of age, depositional environments and source potential for hydrocarbons:Lower Cretac Zubair Formation, Southern Iraq |
1997 |
details |
Late Valanginian |
Hauterivian |
|
Aguirre-Urreta,M.B. et al. Advances in the biostratigraphy of the Agrio Formation (Lower Cretaceous) of the Neuqu©n Basin, Argentina: ammonites, palynomorphs and calcareous nannofossils. |
1999 |