| details |
Bathonian |
Hauterivian |
USSR(Kazakh SSR) |
Srivastava,S.K. Cretaceous spore-pollen floras |
1978 |
| details |
Barremian |
|
USSR(Kazakh SSR) |
Alekseeva,V.I. Stages of flora development during Jurassic and Early Cretaceous in the eastern part of North Pre-Caspian with reference to palynological evidence. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Bajocian |
|
|
Quattrocchio,M.E. et al. Paleogeographic changes during the Middle Jurassic in the Southern Part of the Neuqu©n Basin, Argentina |
1996 |
| details |
Aptian |
|
Poland |
Mamczar,J. The stratigraphy of the Barremian to Middle Albian sediments in the Polish Lowland according to studies of microspores. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Aalenian |
Bathonian |
North Sea |
Hauger,E. et al. Application of magnetostratigraphy to Brent Group Reservoir zonation in the Visund Field. (In: Palaeomagnetic applications in hydrocarbon exploration and production. P.Turner and A.Turner, editors) |
1995 |