| details |
Barremian |
Aptian |
Gabon |
Doyle,J.A. et al. Angiosperm pollen from the Pre-Albian Lower Cretaceous of equatorial Africa. |
1977 |
| details |
Barremian |
Early Aptian |
Egypt |
Schrank,E. Mesozoic palynology and continental sediments in northeast Africa (Egypt and Sudan). A review. |
1991 |
| details |
Middle Barremian |
Late Barremian |
England |
Hughes,N.F. et al. Barremian - Aptian angiospermid pollen records from Southern England. |
1990 |
| details |
Barremian |
|
Congo |
Vakhrameev,V.A. Ancient angiosperms and the evolution of the flora in the Middle of the Cretaceous Period |
1981 |
| details |
Barremian |
Aptian |
Africa |
Chlonova,A.F. Distribution of several morphologic pollen types of the Cretaceous angiosperms |
1986 |
| details |
Late Barremian |
Aptian |
Europe |
Chlonova,A.F. Distribution of several morphologic pollen types of the Cretaceous angiosperms |
1986 |
| details |
Barremian |
Early Cenomanian |
USA(Atlantic Coast.Pl.) |
Chlonova,A.F. Distribution of several morphologic pollen types of the Cretaceous angiosperms |
1986 |
| details |
Barremian |
|
South America |
Doyle,J.A. Evolutionary, geographic and ecological aspects of the rise of angiosperms |
1984 |
| details |
Barremian |
|
Africa |
Doyle,J.A. Evolutionary, geographic and ecological aspects of the rise of angiosperms |
1984 |
| details |
Barremian |
|
North America |
Doyle,J.A. Evolutionary, geographic and ecological aspects of the rise of angiosperms |
1984 |
| details |
Barremian |
|
Europe |
Doyle,J.A. Evolutionary, geographic and ecological aspects of the rise of angiosperms |
1984 |
| details |
Albian |
Cenomanian |
Nd |
Zavada,M.S. Angiosperm origins and evolution based on dispersed fossil pollen ultrastructure. (In: Historical Perspectives of Angiosperm Evolution.) |
1984 |
| details |
Aptian |
|
Egypt |
Schrank,E. Scanning electron and light microscopic investigations of angiosperm pollen from the Lower Cretaceous of Egypt. |
1983 |
| details |
Late Aptian |
Early Albian |
Nigeria |
Allix,P. et al. Discovery of Upper Aptian to Lower Albian date for microfossils in basal detrital series of the upper part of the Benue Trough (Nigeria). |
1981 |
| details |
Albian |
Cenomanian |
Brazil |
Herngreen,G.F.W. et al. Cretaceous microfloral provinces. |
1981 |
| details |
Cretaceous |
|
Brazil(Pernambuco) |
de Lima,M.R. Paleontology of the Santana Formation, (Cretaceous of Northeast Brazil). |
1979 |
| details |
Barremian |
|
Gabon |
Vakhrameev,V.A. Ancient angiosperms and the evolution of the flora in the Middle of the Cretaceous Period |
1981 |