original |
Campanian |
|
USSR(Taymyr Nat.Okrug) |
Chlonova,A.F. et al. Palynological Zonation of Santonian - Campanian Deposits from the Tanama River, (Ust-Enisei Region). (In: Mikrofitofossilii i stratigrafiya Mezozzoya i Kainozoya Sibiri. S.B. Shatskiy, editor) |
1988 |
original |
Campanian |
|
USSR(Siberia) |
Ilyina,V.I. et al. Microphytofossils and detail stratigraphy of marine Mesozoic and Cenozoic of Siberia. |
1994 |
original |
Early Campanian |
|
Russia(Taymyr) |
Khomentovskii,O.V. et al. Santonian-Campanian boundary in northern Siberia |
1999 |