| details |
Callovian |
Early Kimmeridgian |
USSR(Tomskaya Oblast) |
Voitsel,Z.A. et al. The composition of the spore-pollen complexes in various facies of Jurassic deposits of the Ob-Irt Ish Interfluve. (In: On the Methods in Paleopalynological Studies.) |
1966 |
| details |
Callovian |
Early Kimmeridgian |
USSR(WSL) |
Voitsel,Z.A. et al. Spore and pollen assemblages of Jurassic deposits of the Ob'-Irtysh interfluve and their importance for stratigraphy. |
1966 |
| details |
Induan |
|
USSR(Urals) |
Tuzhikova,V.I. Lithology and stratigraphy of the Lower Mesozoic deposits of the Urals. (In: The history of the Lower Mesozoic accumulation of Coals in the Urals) |
1973 |