| original |
Rhaetian |
Hettangian |
France(Manche) |
Rioult,M. et al. Infraliassic microflora of Cotentin |
1966 |
| details |
Rhaetian |
|
Wales(Merioneth) |
Warrington,G. Palynology of the Upper Triassic strata in the Llanbedr (Mochras Farm) Borehole. (In: The Llanbedr (Mochras Farm) Borehole. W.Woodland, editor) |
1971 |
| details |
Late Rhaetian |
|
England(Somerset) |
Warrington,G. Studies in the palynological biostratigraphy of the British Trias. 1. reference sections in West Lancashire and North Someret. |
1974 |
| details |
Late Rhaetian |
Early Liassic |
France(Normandie) |
M©dus,J. Infralias pollen flora of Normandy, (France). |
1983 |