| original |
Scythian |
Anisian |
Canada(Alberta) |
Jansonius,J. Palynology of Permian and Triassic sediments, Peace River area, Western Canada. |
1962 |
| details |
Neocomian |
|
Egypt |
Sultan,I.Z. Palynostratigraphy of Lower Cretaceous sediments in the Nile Delta Region Egypt |
1986 |
| details |
Westphalian |
Stephanian |
Egypt |
Sultan,I.Z. Palynostratigraphy of Carboniferous rock-sequence in Wadi Araba Well No.1, Gulf of Suez Region, Egypt. |
1986 |
| details |
Early Triassic |
|
Canada(W.Canada) |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Early Induan |
|
Hungary |
Haas,J. et al. Permian - Triassic Boundary in Hungary. |
1988 |
| details |
Permian |
Triassic |
Canada |
Grenfell,H.R. Probable fossil Zygnematacean algal spores Genera |
1995 |
| details |
Late Permian |
Early Triassic |
Hungary |
Maheshwari,H.K. Permian - Triassic Boundary; A tyro's view. |
1997 |