details |
Carboniferous |
|
USSR(Karagandinskaya) |
Lyuber,A.A. Parallelism of spore-pollen complexes of coal-bearing Palaeozoic deposits of Kazakhstan with complexes of spores and pollen of the Donets and the Kuznetsk Basins. |
1960 |
details |
Bathonian |
Callovian |
USSR(WSL) |
Golbert,A.V. et al. Paleolandscapes of West Siberia in Jurassic, Cretaceous, and Paleogene. |
1968 |
details |
Asselian |
Kungurian |
USSR(Chelyabinskaya) |
Varlamov,I.P. et al. On the stratigraphy of Permian deposits of the Magnitogorsk Syncline |
1964 |