| details |
Early Berriasian |
|
USSR(Ukrainian SSR) |
Rovnina,L.V. et al. Microphytofossils of boundary deposits of Jurassic and Cretacous in Western Siberia. (In: Jurassic - Cretaceous Boundary. V.V.Menner, editor) |
1990 |
| details |
Berriasian |
|
USSR(Ukrainian SSR) |
Rovnina,L.V. et al. Microphytofossils of boundary deposits of Jurassic and Cretacous in Western Siberia. (In: Jurassic - Cretaceous Boundary. V.V.Menner, editor) |
1990 |
| details |
Late Maastrichtian |
|
France(Savoie,Haute) |
Gorin,G.E. et al. Preliminary note on the organic facies, thermal maturity and dinoflagellate cysts of the Upper Maastrichtian Wang Formation in the northern Subalpine Massifs (Western Alps, France). |
1990 |
| details |
Riphean |
Early Atdabanian |
USSR(Siberia) |
Pospelov,A.G. et al. Biostratigraphy of the Kiya River section |
1995 |