| original |
Middle Permian |
Late Permian |
India(Bihar) |
Tiwari,R.S. Miospore assemblage in some Coals of Barakar Stage (Lower Gondwana), of India. |
1965 |
| details |
Artinskian |
|
Madagascar |
Rakotoarivelo,H.J. Palynostratigraphical comparison in the coal bearing basin of Sakoa-Sakamena, Madagascar. |
1970 |
| details |
Late Artinskian |
|
India |
Tiwari,R.S. Palaeozoic cryptogamic spores. (In: Aspects and Appraisal of Indian Palaeobotany. K.R.Surange, editor) |
1974 |
| details |
Permian |
|
India(Madhya Pradesh) |
Lakhanpal,R.N. et al. A catalogue of Indian fossil plants |
1976 |
| details |
Late Permian |
|
Australia(W.Australia) |
Backhouse,J. Permian trilete spores from the Collie Basin, Western Australia. (In: Palynological and Palaeobotanical Studies in Honour of Basil E. Balme. P.A. Jell and G. Playford, editors) |
1988 |