| details |
Aptian |
|
USSR(Kazakh SSR) |
Fedorova,V.A. The role of organic microphyloplancton in correlating separate sections (On first studies of Apt deposits of northern Pre-Caspian). (In: Mikrofitofossilii v neftyanoi geologii. N. A. Timoshina, editor) |
1980 |
| details |
Late Hauterivian |
|
E.Germany |
Dжrhжfer,G. et al. Evolution of archeopyle and tabulation in rhaetogonyaulacinean dinoflagellate cysts. |
1980 |
| details |
Neocomian |
|
India(Andhra Pradesh) |
Kumar,A. Neocomian assemblage of dinocysts and acritarchs from the subsurface sediments of Krishna-Godavari Basin, Andhra Pradesh, India |
1982 |
| details |
Middle Hauterivian |
Late Hauterivian |
Romania |
Baltes,N. et al. The Black Shales Formation of the East Carpathians Litho-Biostratigraphy and oil potential |
1983 |
| details |
Early Berriasian |
|
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 |
Middle Hauterivian |
Early Barremian |
Romania |
Baltes,N. et al. Palynological contributions to the knowledge of some Cretaceous formations drilled by boreholes from the external flysch situated between the Suceava and Trotus Valleys. |
1986 |
| details |
Early Hauterivian |
|
E.Germany |
Below,R. The evolution and systematics of dinoflagellate cysts of the Peridiniales order. III. Pareodiniaceae Familie. |
1990 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |