| details |
Berriasian |
Early Valanginian |
W.Germany(Niedersachsen) |
Dжrhжfer,G. Palynology and stratigraphy of the Buckeburg Formation (Berriasian-Valanginian) in the Hilsmulde (northwest Germany). |
1977 |
| details |
Berriasian |
Valanginian |
Celtic Sea |
Ainsworth,N.R. et al. Lower Cretaceous micropalaeontology of the Fastnet Basin, offshore South-West Ireland |
1985 |
| details |
Berriasian |
|
Canada(Alberta) |
Ricketts,B.D. et al. Stratigraphy, sedimentology and palynology of the Kootenay-Blairmore transition in southwestern Alberta and southeastern British Columbia. |
1986 |
| details |
Berriasian |
|
Canada(British Columbia) |
Ricketts,B.D. et al. Stratigraphy, sedimentology and palynology of the Kootenay-Blairmore transition in southwestern Alberta and southeastern British Columbia. |
1986 |
| details |
Berriasian |
|
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 |
| details |
Berriasian |
Barremian |
Worldwide |
Burden,E.T. et al. Illustrated key to genera of Lower Cretaceous terrestrial palynomorphs, (excluding megaspores), of Western Canada. (Stratigraphic ranges and sample locations taken from E.T.Burden,1982 - Lower Cretaceous terrestrial palynomorph biostratigraphy of the McMurray Formation, northeastern Alberta, Unpub.Phd Thesis) |
1989 |
| 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 |