| details |
Berriasian |
Valanginian |
China(Hupei) |
Wang,C. et al. On the stratigraphic age of the Linxi Formation |
1984 |
| details |
Berriasian |
Valanginian |
USSR(Orenburg) |
Orlova,E.D. Palynological characteristic of the Volgian and Lower Cretaceous deposits from the Volga Region and the Western Orenburg Predurale. (In: Problems of Modern Palynology. A.F.Chlonova, editor) |
1984 |
| details |
Berriasian |
Valanginian |
USSR(Kazakh SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
| details |
Purbeckian |
Valanginian |
Poland |
Mamczar,J. Palynological stratigraphy of Beds at the Jurassic-Cretaceous boundary in the Kujawy area. |
1966 |
| details |
Jackson |
Vicksburg |
Mississippi |
Frederiksen,N.O. Stratigraphy and palynology of the Jackson Stage (Upper Eocene), and adjacent strata of Mississippi and Western Alabama. |
1967 |
| details |
Jackson |
Vicksburg |
Alabama |
Frederiksen,N.O. Stratigraphy and palynology of the Jackson Stage (Upper Eocene), and adjacent strata of Mississippi and Western Alabama. |
1967 |
| details |
Tithonian |
Wealden |
England |
Hughes,N.F. Paleontological evidence for the age of the English Wealden. |
1958 |
| details |
Landenian |
Ypresian |
Belgium |
Mercier,M. et al. Continental-brakish to marine transition modalities of the Ypresian in the northwest of the Paris Basin and of the Belgian Basin from the data of the palynology, the clay mineralogy and the radioelements geochemistry. |
1985 |