details |
Volgian |
|
England |
Hughes,N.F. Jurassic-Cretaceous boundary palynology in Europe. |
1981 |
details |
Volgian |
Valanginian |
USSR(Irkutskaya Oblast) |
Fedorova,V.A. et al. Palynostratigraphy of the boundary deposits of the Jurassic and Cretaceous at Oka River. (In: Pogranichnye Varusy Yurskoi i Melovoi Sistem) |
1984 |
details |
Wealden |
|
Peru |
Doubinger,J. et al. Discovery of a Wealdian (Neocomian) microflora in the Cuzco Region (Southern Peru). First dating of the Huacane Sandstone. |
1976 |
details |
Wealden |
|
India(Uttar Pradesh) |
Singh,R.Y. et al. A geo-analytical study of the Tal Problem. (In: Cretaceous of India : Proceedings of the Symposium on "Cretaceous of India - Palaeoecology, Palaeogeography and Time Boundaries". K.H.Maheshwari, editor) |
1983 |