| details |
Early Permian |
|
USSR(Urals) |
Dyupina,G.V. Lower Permian spore-pollen assemblage from Bagagyaka River and Karabolki River. (In: Permian deposits of the East Slope of the Urals. Collection on Problems of Stratigraphy #9. N.P.Malakhov, editor) |
1967 |
| original |
Kazanian |
|
USSR(Russian Platform) |
Zauer,V.V. et al. Comparative studies of Late Permian miospores from the USSR and India |
1969 |
| details |
Early Kazanian |
|
USSR(Russian Platform) |
Zauer,V.V. et al. Comparative studies of Late Permian miospores from the USSR and India. |
1969 |
| details |
Kazanian |
|
USSR |
Zauer,V.V. et al. Comparative studies of Late Permian miospores from the USSR and India. |
1969 |