| details |
Bajocian |
Bathonian |
USSR(Turkmen SSR) |
Barkhatnaya,I.N. et al. Spores and pollen of the Jurassic deposits of the Turanian Platform. (In: Atlas of Spores and Pollen of Oil and Gas Bearing Deposits of the Russian and Turonskoi Platform. V.V.Menner and T.V.Byvsheva, editors) |
1985 |
| details |
Bajocian |
Bathonian |
USSR(Arkhangelsk Oblast) |
Maslov,V.M. et al. Middle Jurassic deposits of the Vychegda, Luza and Mezen River Basins. |
1973 |
| details |
Late Bathonian |
Early Callovian |
USSR(Siberia) |
Ilyina,V.I. Palynological substantiation of the stratigraphic Division of the Jurassic of northern Middle Siberia |
1978 |