| original |
Namurian A |
|
Poland |
DybovЎ-Jachowiczowa,S. The occurrence of sporomorphae saccatae (Saccites Erdtman) in the Dinantian and Lower Namurian deposits in Poland. |
1966 |
| details |
Late Tournaisian |
|
USSR(Ukrainian SSR) |
Lapteva,A.M. et al. The age terrigenian sediments of the Lower Carboniferous from the Southern Slope of the Voronezh Anticline, accouding to palynology. |
1971 |
| details |
Early Namurian A |
Late Westphalian A |
Poland |
Jachowicz,A. The stratigraphic Division of Namurian deposits in the Upper Silesian Coal Basin on the basis of miospores. |
1974 |