| 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 |
Late Visean |
Namurian B |
USSR(Ukrainian SSR) |
Teteryuk,V.K. et al. Spores and pollen of the Donets Basin Carboniferous and Lower Permian. (In: General Problems of the Carboniferous Stratigraphy) |
1978 |