| details |
Spathian |
|
China(Kiangsu) |
Huang,P. Early Triassic sporopollen and acritarchs in Suburbs of Nanjing |
1991 |
| details |
Roadian |
|
Poland |
Sliwinski,W. Proposed revision of the stratigraphic position of the Chelmsko Slaskie Beds, (Permian, Intra-Sudetic Basin). |
1984 |
| details |
Kungurian |
|
USSR(Urals) |
Hart,G.F. Permian palynofloras and their bearing on Continental Drift. (In: Paleogeographic Provinces and Provinciality, Charles A. Ross, editor) |
1974 |
| details |
Kungurian |
|
USSR(European) |
Hart,G.F. Palynology of the Permian Period. (In: Aspects of Palynology. R.H. Tschudy and R.A. Scott, editors) |
1969 |
| details |
Early Permian |
|
USSR(Pre-Urals) |
Hart,G.F. The systematics and distribution of Permian miospores. |
1965 |