| details |
Early Albian |
Middle Albian |
Canada(Alberta) |
Vagvolgyi,A.B. et al. Microflora of the Lower Cretaceous McMurray Formation, Northeast Alberta. |
1969 |
| details |
Cenomanian |
Middle Senonian |
India(Assam) |
Nandi,B. Palynostratigraphy of the Gumaghat Formation, Meghalaya, India, with special reference to the significance of the Normapolles Group. |
1979 |
| details |
Cenomanian |
Middle Senonian |
India(Meghalaya) |
Nandi,B. Palynostratigraphy of the Gumaghat Formation, Meghalaya, India, with special reference to the significance of the Normapolles Group. (In: Proceedings of the Symposium on Evolutionary Botany and Biostratigraphy. A.K.Ghosh Commemoration Volume. A.K.Sharma, editor) |
1984 |
| details |
Late Aptian |
Early Albian |
Canada(Alberta) |
Burden,E.T. et al. Illustrated key to genera of Lower Cretaceous terrestrial palynomorphs, (excluding megaspores), of Western Canada. (Stratigraphic ranges and sample locations taken from E.T.Burden,1982 - Lower Cretaceous terrestrial palynomorph biostratigraphy of the McMurray Formation, northeastern Alberta, Unpub.Phd Thesis) |
1989 |
| details |
Hauterivian |
Middle Albian |
North America |
Burden,E.T. et al. Illustrated key to genera of Lower Cretaceous terrestrial palynomorphs, (excluding megaspores), of Western Canada. (Stratigraphic ranges and sample locations taken from E.T.Burden,1982 - Lower Cretaceous terrestrial palynomorph biostratigraphy of the McMurray Formation, northeastern Alberta, Unpub.Phd Thesis) |
1989 |