| details |
Berriasian |
Valanginian |
Netherlands |
Amerom,H.W.J.Van et al. Palaeobotanical and palynological investigation with notes on the microfauna of some core samples from the Lower Cretaceous in the West Netherlands Basin. |
1976 |
| details |
Barremian |
Early Aptian |
Canada(Eastern Offshore) |
Allen,R.P. Palynology of the Lower Cretaceous Naskapi Shale, Scotian Shelf. |
1977 |
| details |
Late Barremian |
|
Celtic Sea |
Ainsworth,N.R. et al. Biostratigraphy of the Lower Cretaceous, Jurassic, and Uppermost Triassic of the North Celtic Sea and Fastnet Basins. (In: Petroleum Geology of North West Europe. J.J.Brooks and K.W.Glennie, editors) |
1987 |