| details |
Albian |
|
Hungary |
Csaszar,G. The Middle Cretaceous in Hungary in Mid-Cretaceous events |
1976 |
| original |
Albian |
Cenomanian |
USSR(Urals) |
Malyavkina,V.S. Determination key of spores and pollen, Jurassic-Cretaceous |
1949 |
| original |
Albian |
|
USSR(Ukrainian SSR) |
Malyavkina,V.S. Determination key of spores and pollen, Jurassic-Cretaceous |
1949 |
| details |
Albian |
Cenomanian |
China(Heilungkiang) |
Zhang,C.B. Spore assemblage of the Mulin Formation from the Tszisi Region, the Tszisi Region, Kheyluntszyan Province and its stratigraphic significance. |
1965 |