| details |
Permian |
|
Nigeria |
Broutin,J. et al. Comparative palynology in the Permian of Niger (Western Africa) and the Peritethysian Realm stratigraphic and Phytogeographic implications |
1990 |
| details |
Sakmarian |
Artinskian |
India(Bihar) |
Banerjee,M. et al. Palynostratigraphy and environment of deposition in the Lower Gondwana sediments of Chuparbhita Coalfield, Rajmahal Hills. |
1988 |
| details |
Late Artinskian |
|
India(Madhya Pradesh) |
Anand-Prakash Sporae dispersae in the Coals of Pench-Kanhan and Pathakhera Coalfields, (M.P.), India. |
1972 |