| details |
Permian |
Jurassic |
China(Sinkiang Uighur) |
Sun,L. et al. The geological and geochemical significance of oil and gas show the Bortala Basin, Northern Xinjiang. |
1997 |
| details |
Oxfordian |
Kimmeridgian |
Atlantic Coast Offshore |
Gradstein,F.M. et al. Mesozoic and Cenozoic stratigraphy of the Atlantic Continental Margin, eastern Canada. |
1976 |
| details |
Middle Cenomanian |
Late Cenomanian |
Czech Republic |
Ulicny,D. et al. High-frequency sea level fluctuations and plant habitats in Cenomanian fluvial to estuarine succession: Becinov Quarry, Bohemia |
1997 |
| details |
Early Jurassic |
Middle Jurassic |
China(Sinkiang Uighur) |
Liu,Z.-S. et al. Early and Middle Jurassic sporopollen assemblages from Wenquan Coalfield of Xinjiang, China and their stratigraphical significance |
1992 |
| details |
Oxfordian |
Tithonian |
Canada(Eastern Offshore) |
Williams,G.L. Dinoflagellate and spore stratigraphy of the Mesozoic-Genozoic, offshore eastern Canada |
1975 |
| details |
Kimmeridgian |
Tithonian |
Canada(Newfoundland) |
Jansa,L.F. et al. Stratigraphy of the Amoco-Ioe Murre G-67 Well, Grand Banks, Newfoundland. |
1976 |
| details |
Berriasian |
Valanginian |
Africa |
Williams,G.L. et al. Palynological stratigraphy of Deep Sea Drilling Project Site 416. |
1980 |
| details |
Berriasian |
Valanginian |
Romania |
Avram,E. et al. Cretaceous terrestrial and shallow marine deposits in northern South Dobrogea (southeast Roumania). |
1993 |