| details |
Early Permian |
|
China(Liaoning) |
Imgrund,R. Dispersed spores of the Kaiping Basin, their paleontologic and stratigraphic comparison with the Upper Carboniferous of the Ruhr area and the Pennsylvanian of Illinois. |
1960 |
| details |
Early Permian |
|
China |
Sullivan,H.J. et al. Triquitrites and related genera. |
1964 |
| details |
Westphalian B |
Westphalian C |
Poland |
Dembowski,Z. et al. Redeposited coal fragments and pebbles in the sandstones of the Orzesze and Laziska Beds in the MiedzyrzeczeIg 2 borehole |
1964 |
| details |
Namurian A |
|
Poland |
Karczewska,J. Carboniferous spores from the Chelmi Boring (Eastern Poland). |
1967 |
| details |
Nd |
|
Nd |
Loboziak,S. The micro and megaspores of the western part of the Bassin Houiller of northern France, stratigraphic applicationsin the study of several boreholes. |
1969 |
| details |
Early Permian |
|
China(Shantung) |
Li,W.-B. et al. Jurassic spora-pollen assemblage from Yanshou, southwestern Shandong. (In: Papers for the 5th International Palynological Conference.) |
1980 |
| details |
Early Permian |
|
China(N.China) |
Gao,L. et al. Spores and pollen. Carboniferous and Permian spores and pollen. (In: Paleontological Atlas of North China.III.Micropaleontological Volume.) |
1984 |
| details |
Early Permian |
|
China(Kansu) |
Du,B.-A. Sporo-pollen assemblage from Sansi Formation of Pingliang, Gansu and its geological age. |
1986 |