| details |
Middle Albian |
Late Albian |
Canada(Saskatchewan) |
Pocock,S.A.J. Pollen and spores of Chlamydospermidae and Schizaeaceae from Upper Manville strata of the Saskatoon area of Saskatchwan. |
1964 |
| details |
Cenomanian |
|
Mississippi |
Phillips,P.P. et al. A study of the Lower and Middle Cretaceous spores and pollen from the southeastern United States. 6. Spores. |
1971 |
| details |
Early Berriasian |
|
USSR(Ukrainian SSR) |
Kuvayeva,S.B. et al. Palynological characteristic of the Lower Cretaceous deposits of the mountain part of Crimea. |
1973 |
| details |
Albian |
|
Hungary |
Csaszar,G. The Middle Cretaceous in Hungary in Mid-Cretaceous events |
1976 |
| details |
Early Berriasian |
|
USSR(Ukrainian SSR) |
Voronova,M.A. et al. Palynologic characteristics of the Jurassic-Cretaceous transition in the Crimea. |
1977 |
| details |
Berriasian |
|
USSR(Ukrainian SSR) |
Voronova,G.G. Palynological characteristics of the Jurassic-Cretaceous boundary of some Regions in the Ukraine. |
1979 |
| details |
Berriasian |
|
USSR(Ukrainian SSR) |
Voronova,M.A. Palynostratigraphy of the Neocomian of the Ukrain |
1985 |
| details |
Berriasian |
|
USSR(Ukrainian SSR) |
Voronova,M.A. Neocomian palynoflora of the Ukraine. (In: Palynology in the USSR. A.F.Chlonova, editor) |
1988 |