| original |
Namurian |
|
Turkey |
Ergжnмl,Y. The Carboniferous megaspores from the Zpnguldak and Amasra Coal Basin and their stratigraphical values. |
1959 |
| original |
Chesterian |
|
Canada(Alberta) |
Staplin,F.L. Upper Mississippian plant spores from the Golata Formation, Alberta, Canada. |
1960 |
| original |
Namurian |
|
Turkey |
Ergжnмl,Y. The Carboniferous megaspores from the Zpnguldak and Amasra Coal Basin and their stratigraphical values. |
1963 |
| details |
Visean |
Westphalian D |
Turkey |
Agrali,B. et al. Study of the microspores of the Carboniferous Basin of Amasra (1-2). |
1969 |