| original |
Paleocene |
Danian |
USSR(WSL) |
Gromova,N.S. et al. Short description of spores and pollen from Upper Cretaceous and Paleocene deposits of the central and southeastern regions of the Western Siberian Lowland. (In: Atlas of Upper Cretaceous, Paleocene and Eocene spore-pollen complexes of various Regions of the USSR). |
1960 |
| original |
Early Cretaceous |
|
China(Szechwan) |
Zhang,C.B. Spore-pollen complexes of Lower Cretaceous deposits of district of Dyuyzhun, Province Tszyansu. |
1962 |
| original |
Early Cretaceous |
|
China(Szechwan) |
Chun-Bin,C. The spore and pollen complex of the Lower Cretaceous of the Duizhun District, Tsiansu Province |
1962 |