| details |
Hauterivian |
Aptian |
USSR |
Bolkhovitina,N.A. Connection of Gleicheniaceae and Schizaeaceae fern with paleofloristic Regions of the Jurassic Period and Cretaceous Epoch in Euasia by palynological data. |
1971 |
| details |
Neocomian |
Aptian |
USSR(Ukrainian SSR) |
Bolkhovitina,N.A. Connection of Gleicheniaceae and Schizaeaceae fern with paleofloristic Regions of the Jurassic Period and Cretaceous Epoch in Euasia by palynological data. |
1971 |
| details |
Valanginian |
Aptian |
USSR(Far East) |
Bolkhovitina,N.A. Connection of Gleicheniaceae and Schizaeaceae fern with paleofloristic Regions of the Jurassic Period and Cretaceous Epoch in Euasia by palynological data. |
1971 |
| details |
Hauterivian |
Aptian |
USSR(Kazakh SSR) |
Bolkhovitina,N.A. Connection of Gleicheniaceae and Schizaeaceae fern with paleofloristic Regions of the Jurassic Period and Cretaceous Epoch in Euasia by palynological data. |
1971 |
| details |
Hauterivian |
Aptian |
USSR(Primorsk Kray) |
Bolkhovitina,N.A. Connection of Gleicheniaceae and Schizaeaceae fern with paleofloristic Regions of the Jurassic Period and Cretaceous Epoch in Euasia by palynological data. |
1971 |
| details |
Hauterivian |
Aptian |
USSR |
Bolkhovitina,N.A. Distribution of Schizaeaceous spores in Jurassic and Lower Cretaceous deposits of Eurasia. |
1971 |
| details |
Wealden |
Aptian |
E.Germany |
Bolkhovitina,N.A. Distribution of Schizaeaceous spores in Jurassic and Lower Cretaceous deposits of Eurasia. |
1971 |
| details |
Neocomian |
Aptian |
USSR(Ukrainian SSR) |
Bolkhovitina,N.A. Distribution of Schizaeaceous spores in Jurassic and Lower Cretaceous deposits of Eurasia. |
1971 |
| details |
Hauterivian |
Aptian |
USSR(Far East) |
Bolkhovitina,N.A. Distribution of Schizaeaceous spores in Jurassic and Lower Cretaceous deposits of Eurasia. |
1971 |
| details |
Hauterivian |
Aptian |
China(Liaoning) |
Pu,R. et al. Mesozoic sporo-pollen assemblages in Western Lliaoning and their stratigraphical significance. (In: Mesozoic stratigraphy and palaeontology of Western Liaoning. L.Zhang et al, editor) |
1985 |
| details |
Barremian |
Aptian |
North Korea |
Jiang,D.-X. et al. Early Cretaceous Palynoflora from Anchow Basin, Korea. |
1996 |
| original |
Aptian |
Albian |
South Dakota |
Cahoon,E.J. Lower Cretaceous pollen and spores from the Southern Black Hills |
1965 |
| details |
Aptian |
Albian |
USSR(Far East) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
| details |
Maastrichtian |
|
Egypt |
Aboul Ela,N.M. The palynological characteristics of the Upper Cretaceous sediments in Abu Tartur Plateau, Kharga Oasis, Egypt. |
1978 |
| details |
Albian |
|
China(Kirin) |
Yu,J. et al. Cretacous sporo-pollen assemblages of Yanbian District China |
1984 |
| details |
Albian |
|
China(Kirin) |
Yu,J. et al. Early Cretacous spores and pollen assemblage of Yanbian District |
1983 |
| details |
Neocomian |
|
Egypt |
Sultan,I.Z. Palynostratigraphy of Lower Cretaceous sediments in the Nile Delta Region Egypt |
1986 |