| details |
Tatarian |
|
India(Bihar) |
Bharadwaj,D.C. et al. Lower Gondwana megaspores-A monograph |
1970 |
| details |
Early Permian |
|
Brazil(Santa Catarina) |
Bharadwaj,D.C. et al. Lower Gondwana megaspores-A monograph |
1970 |
| details |
Carboniferous |
Permian |
Brazil(Rio Grande Sul) |
Marques-Toigo,M. et al. Geology and palynology of Candiota Coal Mine, Rio Grande do Sul, Brazil. |
1975 |
| details |
Permian |
|
India |
Maheshwari,H.K. et al. Megaspore biostratigraphy of the Gondwana. (In: Concepts, limits and extension of the Indian Gondwana. B.S.Venkatachala and H.K.Maheshwari, editors) |
1988 |
| details |
Late Permian |
|
India(Madhya Pradesh) |
Tewari,R. et al. Megaspores from Early Permian of India. |
1992 |