| details |
Visean |
Namurian |
USSR(Ukrainian SSR) |
Ishchenko,A.M. Spores and pollen of Lower Carboniferous deposits of the Western extension of the Donetz Basin and their values for stratigraphy. |
1956 |
| details |
Middle Carboniferous |
Permian |
USSR(Siberia) |
Pashkevich,N.G. et al. Miospores of Upper Paleozoic plants of Central Siberia. |
1978 |
| details |
Permian |
|
Argentina(Salta) |
Medvedeva,A.M. Stratigraphic subdivision of lower horizons of the Tunguska Series by spore-pollen analysis. |
1960 |
| details |
Early Permian |
|
USSR(Siberia) |
Andreeva,E.M. et al. Spore and pollen complexes of Middle and Upper Paleozoic of the USSR. |
1960 |
| original |
Permian |
|
USSR(Kazakh SSR) |
Lyuber,A.A. et al. Atlas of microspores and pollen of the Paleozoic of the USSR. |
1941 |
| original |
Permian |
|
USSR(Kazakh SSR) |
Lyuber,A.A. et al. Atlas of microspores and pollen of the Paleozoic of the USSR. |
1941 |
| original |
Permian |
|
USSR(WSL) |
Lyuber,A.A. Spores and pollen from the Permian coal formations of the USSR. |
1938 |