| original |
Early Permian |
|
Congo |
Bose,M.N. et al. Palaeozoic sporae dispersae from Congo. 7. Coal Measures near Lake Tanganyika, South of Albertville. |
1968 |
| details |
Early Permian |
Middle Permian |
Congo |
Maheshwari,H.K. et al. Palaeozoic sporae dispersae from Congo. 8. The Kibamba River (Lukuga Coalfield area). |
1969 |
| details |
Sakmarian |
|
India(Bihar) |
Shukla,M. Lithostratigraphy and palynostratigraphy of the Lower Gondwana Formation in the Hutar Coalfield, Palamau District, Bihar, India. |
1984 |
| details |
Nd |
|
Nd |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |