| original |
Valanginian |
Hauterivian |
Germany |
Dжring,H. Spore-stratigraphic comparison between the Wealdean of northern Germany and of Southern England |
1966 |
| details |
Valanginian |
|
Europe |
Dжrhжfer,G. Distribution and stratigraphic utility of Oxfordian to Valanginian miospores in Europe and North America. |
1976 |
| details |
Berriasian |
Early Valanginian |
W.Germany(Niedersachsen) |
Dжrhжfer,G. Palynology and stratigraphy of the Buckeburg Formation (Berriasian-Valanginian) in the Hilsmulde (northwest Germany). |
1977 |
| details |
Early Cretaceous |
|
Afghanistan |
Ashraf,A.R. The Rhaetian-Jurassic flora of Iran and Afghanistan. 3. The microflora of the Rhaetian to Lower Cretaceous deposits of northern Afghanistan. |
1977 |
| details |
Nd |
|
Nd |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |
| details |
Early Cretaceous |
|
Afghanistan |
Schweitzer,H.J. et al. Correlation of spore zone from the Lower Triassic and Jurassic in the Middle East and South Germany. |
1987 |
| details |
Late Barremian |
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 |
Berriasian |
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 |