| details |
Tatarian |
|
India(West Bengal) |
Vijaya et al. Role of spore-pollen species in Demarcating the Permo - Triassic Boundary in Raniganj Coalfield, West Bengal. |
1987 |
| details |
Late Permian |
Triassic |
India(Madhya Pradesh) |
Tiwari,R.S. et al. Sporae-dispersae and correlation of Gondwana sediments in Johilla Coalfield, Son Valley Graben, Madhya Pradesh. |
1989 |
| details |
Early Triassic |
|
India(Madhya Pradesh) |
Tiwari,R.S. et al. Palyno-dating of Nidpur Beds, Son Grab, Madhya Pradesh. (In: Proceeding of the Symposium on the Vistas in Indian Palaeobotany. K.P.Jain and R.S.Tiwari, editors) |
1990 |
| details |
Late Aktastinian |
|
Australia(W.Australia) |
Backhouse,J. Permian palynostratigraphy of the Collie Basin Western Australia |
1991 |
| details |
Permian |
|
India |
Raghubanshi,A.S. et al. Environmental change and biological diversity: present, past and future. |
1991 |
| details |
Late Permian |
|
India(Bihar) |
Tiwari,R.S. et al. Marker assemblage-zones of spores and pollen species through Gondwana Palaeozoic and Mesozoic sequence in India. |
1992 |
| details |
Late Permian |
|
India(West Bengal) |
Tiwari,R.S. et al. Marker assemblage-zones of spores and pollen species through Gondwana Palaeozoic and Mesozoic sequence in India. |
1992 |
| details |
Late Permian |
|
India(Madhya Pradesh) |
Ram-Awatar Palynological dating of subsurface sequence of Middle Pali Member, Sohagpur Coalfield, Madhya Pradesh, India. |
1993 |
| details |
Permian |
Triassic |
Bangladesh |
Traverse,A. Nonmarine palynofloral "Behavior" in the Great Die-Offs |
1994 |
| details |
Asselian |
Tastubian |
Antarctica |
Lindstrжm,S. Early Permian palynostratigraphy of the northern Heimerfrontfjella Mountain Range, Dronning Maud Land, Antarctica. |
1995 |
| details |
Kazanian |
Tatarian |
Antarctica |
Lindstrжm,S. Late Permian palynology of fossilryggen Vestfjella, Dronning Maud Land, Antarctica |
1996 |
| details |
Late Permian |
|
India(Andhra Pradesh) |
Jha,N. Some new pollen grains from Late Permian sediments of the Godav Graben and their stratigraphic significance. |
1996 |
| details |
Late Permian |
|
India(Orissa) |
Tripathi,A. Early and Late Triassic palynoassemblages from subsurface Supra Barakar sequence in Talcher Coalfield, Orissa, India |
1996 |
| details |
Nd |
|
Nd |
Warrington,G. Paleozoic spores and pollen: Permian spores and pollen. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Early Triassic |
|
India(Madhya Pradesh) |
Kumar,P. Almod Bed; A Permian - Traissic Transition Zone. |
1997 |
| details |
Late Permian |
|
India(West Bengal) |
Meena,K.L. Palynodating of sub-surface Late Permian sediments in Bore-Hole RPA-2, Palashban Sector, Raniganj Coalfield, West Bengal, India. |
2000 |
| details |
Early Tastubian |
Wordian |
Antarctica |
Lindstrжm,S. Palynology of Permian shale, clay and sandstone clasts from the Basen till in northern Vestfjella, Dronning Maud Land |
2005 |