| details |
Valanginian |
Aptian |
Bulgaria |
Ercegovac,M. et al. Microfloral residues from the Lower Cretaceous of the Stara Planina Montains, Bulgaria. |
1972 |
| details |
Valanginian |
|
USSR(Kursk) |
Vakhrameev,V.A. et al. Paleobotanical data and the Jurassic-Cretaceous boundary. |
1975 |
| details |
Valanginian |
|
USSR(Ukrainian SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Jurassic-Cretaceous boundary. |
1975 |
| details |
Valanginian |
Albian |
USSR(Ukrainian SSR) |
Voronova,M.A. Stratigraphic subdivision of Lower Cretaceous sediments of the Dnieper-Donets Basin, based on palynology. |
1971 |
| details |
Valanginian |
|
USSR(Ukrainian SSR) |
Voronova,M.A. et al. Palynologic characteristics of the Jurassic-Cretaceous transition in the Crimea. |
1977 |
| details |
Valanginian |
|
Alaska(North Slope) |
Mickey,M.B. et al. Biostratigraphy report 129 outcrop samples Western Delong Mountains (Tingmerkpuk), North Slope, Alaska. |
2000 |
| details |
Valanginian |
|
Alaska(North Slope) |
Mickey,M.B. et al. Biostratigraphy report 129 outcrop samples Western Delong Mountains (Tingmerkpuk), North Slope, Alaska. |
2000 |
| details |
Valanginian |
Barremian |
China(Heilungkiang) |
Gang,L. Palaeontology and biostratigraphy of the Lower Cretaceous Qihulin Formation in eastern Heilongjiang, northeastern China. |
2001 |
| details |
Volgian |
Valanginian |
USSR(Irkutskaya Oblast) |
Fedorova,V.A. et al. Palynostratigraphy of the boundary deposits of the Jurassic and Cretaceous at Oka River. (In: Pogranichnye Varusy Yurskoi i Melovoi Sistem) |
1984 |
| details |
Volgian |
|
USSR(Saratov) |
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 |
Volgian |
|
USSR(Kazakh SSR) |
Alekseeva,V.I. Stratigraphy and palynocomplexes of Jurassic deposits of the eastern Pre-Caspian Depression |
1983 |
| details |
Volgian |
|
USSR(Permsk Oblast) |
Kruchinina,N.V. et al. Morphology of spores of some representatives of the Infra-Turma Laevigati. (In: Paleomikrofitologicheskie issledovaniya dlya tselei stratigrafii. L.A. Panova, editor.) |
1980 |
| details |
Volgian |
|
USSR(Ukrainian SSR) |
Voronova,M.A. Palynological characterization of Upper Jurassic Lower Cretaceous boundary formations of the Dnieper-Donets Depression. |
1971 |
| details |
Volgian |
|
USSR(European) |
Dobrutskaya,N.A. Jurassic and Early Cretaceous spore-pollen assemblages of the northern part of the Russian Platform and their importace for stratigraphic and paleofloristic definition. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Wealden |
|
W.Germany(Hesse) |
Pelzer,G. et al. The Otavi-Schiefertonwerke Opern Pit, Oberkirchen Sequence 1 of the Buckeberg Formation, Berrais. (In: Wallensen, Wealden, Willershausen, Westersteine). |
1982 |
| details |
Wealden |
|
England |
Stover,L.E. Comparison of three Cretaceous spore-pollen assemblages from Maryland and England. (In: Palynology in Oil Exploration, Aureal T. Cross, editor) |
1964 |
| details |
Wealden |
|
Belgium |
Delcourt,A.F. et al. Spores and pollen of the Wealdian of Hainaut. |
1955 |