| details |
Cenomanian |
Turonian |
USSR(Siberia) |
Chlonova,A.F. Palynological correlation of Cenomanian and Turonian Continental deposits of West Siberia and synchronous ones of Europe and North America. |
1976 |
| details |
Turonian |
|
USSR(Siberia) |
Zakharov,V.A. et al. Cretaceous System. (In: The Phanerozoic of Siberia (Mesozoic-Cenozoic). Volume 2. I.S.Tsitovich, editor) |
1984 |
| details |
Late Turonian |
Coniacian |
USSR(Siberia) |
Ilyina,V.I. et al. Microphytofossils and detail stratigraphy of marine Mesozoic and Cenozoic of Siberia. |
1994 |