| original |
Early Permian |
Middle Permian |
Congo |
Maheshwari,H.K. et al. Palaeozoic sporae dispersae from Congo. 8. The Kibamba River (Lukuga Coalfield area). |
1969 |
| details |
Late Aktastinian |
|
South Africa |
Anderson,J.M. The biostratigraphy of the Permian and Triassic. Part 3. A review of Gondwana Permian palynology with particular reference to the northern Karoo Basin, South Africa. |
1977 |
| details |
Late Sakmarian |
Early Artinskian |
Zaire |
Pi©rart,P. Some microfloral Taphocoenoses from the Lower Gondwana of Zaire, (Assise a Couches de Houille, de la Luena). |
1979 |
| details |
Late Permian |
|
South Africa |
Horowitz,A. Palynology and paleoenvironment of uranium deposits in the Permian Beaufort Group, South Africa. (In: Palynology of Ore Deposits. E.I. Robbins, editor) |
1990 |
| details |
Late Carboniferous |
Early Permian |
Zaire |
Grenfell,H.R. Probable fossil Zygnematacean algal spores Genera |
1995 |
| details |
Artinskian |
Kungurian |
Tanzania |
Semkiwa,P. et al. The geology, petrology, palynology and geochemistry of Permian Coal Basin in Tanzania. 1. Namwele-Mkomolo, Muze and Galula Coalfields |
1998 |
| details |
Artinskian |
Kungurian |
Tanzania |
Kalkreuth,W.D. et al. A comparative study of the geology, petrology and palynology of Permian coals in Tanzania and southern Brazil. |
1999 |