| details |
Middle Valanginian |
|
USSR(Yakut ASSR) |
Kovalskaya,V.T. Palynological basis for the Creation of Lower Cretaceous deposits of the Ebelyakh River Basin (Northern Yakuts) |
1983 |
| details |
Late Toarcian |
Early Aalenian |
USSR(Yakut ASSR) |
Kovalalskaya,V.T. Palynocomplexes in Jurassic deposits of the Vilyuy Synclise and Pre-Legayushch Region of the Pre Verkhoyansk Basin. (In: Stratigraphy and Palynology of Sedimentary Deposits of Yakutia. A.I.Tomskaya, editor) |
1982 |
| details |
Turonian |
|
USSR(Yamalo-Nenets) |
Popovicheva,L.V. et al. Stratigraphy and correlation of Cretaceous Petroleum deposits of the Polui-Yamal Region |
1981 |