| details |
Visean |
Westphalian D |
Turkey |
Agrali,B. et al. Study of the microspores of the Carboniferous Basin of Amasra (1-2). |
1969 |
| details |
Namurian |
Westphalian A |
Turkey |
Akyol,E. Palynological studies of the Namurian and Westphalian A veins, cut by the South and East Wing of a Side Gallery -5 a Asma, U Zulmez-Zonguldak. |
1974 |
| details |
Middle Visean |
Late Visean |
Canada(Arctic) |
Utting,J. et al. Palynology of the Lower Carboniferous Emma Fiord Formation of Devon, Axel Heiberg and Ellesmere Islands, Canadian Arctic Archipelago. (In: Contributions to Canadian Paleontology.) |
1989 |