| details |
Liassic |
Dogger |
Afghanistan |
Ashraf,A.R. The Rhaetian-Jurassic flora of Iran and Afghanistan. 3. The microflora of the Rhaetian to Lower Cretaceous deposits of northern Afghanistan. |
1977 |
| details |
Kimmeridgian |
Hauterivian |
Canada(NWT,Mackenzie) |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |
| details |
Liassic |
Dogger |
Afghanistan |
Schweitzer,H.J. et al. Correlation of spore zone from the Lower Triassic and Jurassic in the Middle East and South Germany. |
1987 |