| details |
Autunian |
|
France(Saone-et-Loire) |
Doubinger,J. Contribution to the palynological study of the Permo-Carboniferous of Autun. |
1968 |
| details |
Autunian |
|
France(Saone-et-Loire) |
Doubinger,J. A contribution to the palynological study of the Permo-Carboniferous of the Autunian. |
1968 |
| details |
Asselian |
|
E.Germany(Suhl) |
Dyupina,G.V. et al. On the palynological correlation of Lower Permian deposits of Western Europe and the Pre-Urals |
1985 |
| details |
Artinskian |
Early Kungurian |
Turkey |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |
| details |
Arnsbergian |
Early Langsettian |
China(Kansu) |
Zhu,H. A revised palynological Sub-Division of the Namurian of Jingyuan, Northwest China |
1993 |
| details |
Allegheny |
|
Pennsylvania |
Frederiksen,N.O. Sporomorphs of the Brookville Seam near Brookville, Pennsylvania. |
1961 |