| original |
Middle Permian |
Late Permian |
India(Bihar) |
Tiwari,R.S. Miospore assemblage in some Coals of Barakar Stage (Lower Gondwana), of India. |
1965 |
| original |
Permian |
|
India(Bihar) |
Tiwari,R.S. New miospore genera in the Coals of Barakar Stage (Lower Gondwana) of India. |
1964 |
| original |
Permian |
|
India(Madhya Pradesh) |
Tiwari,R.S. New miospore genera in the Coals of Barakar Stage (Lower Gondwana) of India. |
1964 |
| original |
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 |