| details |
Early Carboniferous |
|
China(Sinkiang Uighur) |
Jiang,D.-X. Palynological evidence for identification of nonmarine petroleum source rocks, China. (In: Palynology of Ore Deposits. E.I. Robbins, editor) |
1990 |
| details |
Westphalian |
|
China(Ningsia Hui) |
Wang,Y.-D. Westphalian sporo-pollen assemblages from the Upper Carboniferous in Zhongwei, Ningxia. |
1995 |
| details |
Carboniferous |
Triassic |
China(Sinkiang Uighur) |
Jiang,D.-X. Fossil pollen and spores in crude oil from an Igne Resevoir. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |