| details |
Famennian |
|
USSR(Kaliningrad) |
Yalysheva,A.A. Palynostratigraphy of Devonian deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Tournaisian |
|
China(Kiangsu) |
Yan,Y. On Chenjiabian Formation, the bottom of Lower Carboniferous in Lower Yagntze Region. |
1987 |
| original |
Early Devonian |
Middle Devonian |
China(Kansu) |
Ye,X. On the occurrence of spore assemblages from the Shujiaba Region of Tianshui County, Gansu and their stratigraphical significance |
1986 |
| details |
Danian |
|
USSR(Armenian SSR) |
Zaklinskaya,E.D. et al. More information on the Danian flora. |
1968 |
| details |
Bashkirian |
Moscovian |
China(Sinkiang Uighur) |
Zhou,Y.-X. Earliest pollen-dominated microfloras from the Early Late Carboniferous of the Tian Shan Mountains, northwest China: Their significance for the origin of conifers and palaeophytogeography. |
1994 |
| details |
Namurian |
|
China(Kansu) |
Zhu,H. A revised palynological Sub-Division of the Namurian of Jingyuan, Northwest China |
1993 |
| details |
Namurian |
|
China(Kansu) |
Zhu,H. A revised palynological Sub-Division of the Namurian of Jingyuan, Northwest China |
1993 |
| details |
Tournaisian |
Early Visean |
USSR(Krasnoyarsk Kray) |
Zorin,V.T. et al. Lower Carboniferous stratigraphy of the northern part of Minusinsk Trough (Nazarovskaya and North-Minusinsk Depressions) |
1989 |