| details |
Cenomanian |
Turonian |
USSR(WSL) |
Filippova,E.A. Cenomanian - Turonian. (In: Stratigraphy of Mesozoic and Cenozoic Periods of Western Siberian Lowland. E.A.Filippova, editor) |
1957 |
| details |
Cenomanian |
Turonian |
USSR(Yakut ASSR) |
Fradkina,A.F. Spore-pollen complexes of the Mesozoic of Western Yakutiya (Vilyuysk Syneclise and Priverkhoyansk Depression). (In: Palynological characteristics of the Paleozoic, Mesozoic and Cenozoic deposits of Vakutia. A.I.Tomskayiya and V.F.Vozin, editors) |
1967 |
| details |
Berriasian |
Valanginian |
USSR(WSL) |
Shirokova,Y.F. Palynological characteristic of the Frolovskaya Suite, (Late Cretaceous). |
1973 |