| details |
Tithonian |
Barremian |
|
Quattrocchio,M.E. The possible paleoclimatic significance of the dinoflagellate cysts of the Jurassic and Early Cretaceous of the Cuenca Neuquina |
1984 |
| details |
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 |
Santonian |
Campanian |
Canada(Arctic) |
Ioannides,N.S. Dinoflagellate cysts from Upper Cretaceous-Lower Tertiary sections, Bylot and Devon Islands, Arctic Archipelago |
1986 |
| details |
Early Ypresian |
|
Belgium |
De Coninck,J. Organic walled microfossils of the Lower Ypresian of Quenast. |
1986 |
| details |
Eocene |
|
England |
Powell,A.J. A preliminary investigation into the Neogene dinoflagellate cyst biostratigraphy of the British southwestern approaches. |
1988 |
| details |
Berriasian |
Hauterivian |
South America |
Riccardi,A.C. The Cretaceous System of southern South America. |
1988 |
| details |
Early Maastrichtian |
|
Indian Ocean |
Mao,S. et al. Late Cretaceous dinoflagellate cysts (? Santonian-Maestrichtian) from the Southern Indian Ocean (Hole 748C) |
1992 |
| details |
Aptian |
|
Antarctica |
Hathway,B. et al. Stratigraphy and age of the Lower Cretaceous Pedersen Formation, northern Antarctic Peninsula. |
2001 |