| details |
Asselian |
Sakmarian |
Saudi Arabia |
Stephenson,M. Correlation of palynological assemblages from the Late Palaeozoic Unayzah and Al Khlata Formations of Arabia and their palaeophytogeographical affinities. |
1998 |
| details |
Asselian |
Sakmarian |
Saudi Arabia |
Stephenson,M. Correlation of palynological assemblages from the Late Palaeozoic Unayzah and Al Khlata Formations of Arabia and their palaeophytogeographical affinities. |
1998 |
| details |
Asselian |
Kungurian |
|
Jasper,A. et al. The Botrychiopsis genus and its biostratigraphic implications in Southern ParanŠ Basin. |
2003 |
| details |
Artinskian |
Kungurian |
Brazil(Rio Grande Sul) |
Marques-Toigo,M. et al. A microflora assemblage from the coal strata of the Charqueadas Basin of the Rio Bonito Formation Brazil. (In: Paleobotanica e Palinologia na America do Sul; 1983) |
1984 |
| original |
Artinskian |
Kungurian |
Brazil |
Marques-Toigo,M. et al. On the origin of Gondwanic South Brazilian Coal Measures. (In: Symposium on Gondwana Coals, Proceedings and Papers. M.J.Lemos de Sousa, editor) |
1984 |
| details |
Artinskian |
Kungurian |
|
Kalkreuth,W.D. et al. A comparative study of the geology, petrology and palynology of Permian coals in Tanzania and southern Brazil. |
1999 |