original |
Early Sinemurian |
|
England(Dorset) |
Wall,D. Microplankton, pollen, and spores from the Lower Jurassic in Britain |
1965 |
original |
Early Sinemurian |
|
England(Lincolnshire) |
Wall,D. Microplankton, pollen, and spores from the Lower Jurassic in Britain |
1965 |
original |
Middle Albian |
Late Albian |
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Canada, (Alberta). |
1971 |
original |
Pridolian |
|
Baltic Sea |
Eisenack,A. More microfossils from the Beyrichia Limestone (Silurian) |
1971 |
original |
Silurian |
|
Libya |
Richardson,J.B. et al. Silurian palynomorphs from the Tanezzuft and Acacus Formations, Tripolitania, North Africa. |
1973 |
original |
Middle Norian |
|
Australia(W.Australia) |
Helby,R.J. Triassic microplankton from the Bonaparte Gulf Basin, Australia. |
1976 |
original |
Wenlockian |
|
Austria |
Priewalder,H. Acritarchs of the Silurian of the Cellon section (Karnische Alpen, Austria). |
1987 |