| details |
Early Cretaceous |
|
China(Inner Mongolia) |
Zhang,Z. Palynological assemblage from the Lamawan Formation of the Zhidan Group and its age in northern Ordos Basin |
1992 |
| details |
Early Cretaceous |
|
China |
Su,D. et al. Late Mesozoic biostratigraphy of nonmarine ostracoda and pollen and spores in China. |
1983 |
| details |
Early Cretaceous |
|
China(Hopei) |
Hong,Y. et al. Late Mesozoic stratigraphy and Palaeontology in Xishan of Beijing. |
1982 |
| details |
Nd |
|
Nd |
Davies,E.H. The Anemiacean, Schizaeacean and related spores. An index to genera and species. |
1985 |