| original |
Middle Pennsylvanian |
Late Pennsylvanian |
Illinois |
Kosanke,R.M. Pennsylvanian spores of Illinois and their use in correlation. |
1950 |
| details |
Westphalian |
Stephanian |
France |
Alpern,B. Succinct descriptions of the principal genera and species of pollen and spores found in the Coals of Central and eastern France. |
1956 |
| details |
Middle Carboniferous |
|
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 |
Westphalian A |
|
Greenland |
Piasecki,S. et al. Depositional history of an Upper Carboniferous organic-rich lacustrine Shale from East Greenland. |
1990 |
| details |
Namurian |
|
China(Kansu) |
Zhu,H. A revised palynological Sub-Division of the Namurian of Jingyuan, Northwest China |
1993 |