| details |
Early Valanginian |
|
Spain |
Taugourdeau,J. Palynomorphs of the Cretaceous. (In: III: Biostratigraphic commentary. In: Stratigraphic Intergration of the Citrabetic Basin, (Sierra de Fontealent, Alicante Province, Spain). L.Rasplus and E.Fourcade, editor) |
1987 |
| details |
Berriasian |
Valanginian |
USSR(Uzbek SSR) |
Abduazimova,I.M. et al. The stratigraphy of Lower Cretaceous deposits of Uzbekistan |
1989 |
| details |
Berriasian |
Early Barremian |
Libya |
Thusu,B. et al. Jurassic-Early Cretaceous palynostratigraphy in northeast Libya. (In: The Subsurface Palynostratigraphy of Northeast Libya. Special Publication of the University of Garryounis, Libya. E.Arnauti et al, editors) |
1989 |
| details |
Valanginian |
|
USSR(Ukrainian SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
| details |
Early Valanginian |
|
USSR(Yakut ASSR) |
Lyubomirova,K.A. et al. Results of palynological studies of Lower Cretaceous deposits in the northern part of the Leno-Anabar Trough. (In: Palynological Investigations of Paleozoic and Mesozoic deposits of Northern USSR and Caspian Sea Region. N.A. Timoshina, editor) |
1985 |
| details |
Oxfordian |
Ryazanian |
North Sea |
Herngreen,G.F.W. et al. Revision of the "Late Jurassic" stratigraphy of the Dutch Central North Sea Graben. |
1989 |
| details |
Hauterivian |
|
USSR(Kazakh SSR) |
Pozemova,L.S. et al. Spore-pollen assemblages of Mesozoic deposits of the Khobdinsk producing well, (Ciscaspian Depression). (In: Palynology and Stratigraphy of the Paleozoic, Mesozoic and Paleogene of the European Part of the USSR and Central Asia) |
1971 |
| details |
Purbeckian |
|
Poland |
Mamczar,J. The Jurassic-Cretaceous boundary in the Polish Lowland in the light of spores and pollen analysis |
1968 |