| details |
Nd |
|
Nd |
Hoeg,O.A. et al. On double walls in fossil megaspores |
1955 |
| details |
Late Permian |
|
India(Madhya Pradesh) |
Tewari,R. et al. Megaspores from Early Permian of India. |
1992 |
| details |
Permian |
|
India(Bihar) |
Lakhanpal,R.N. et al. A catalogue of Indian fossil plants |
1976 |
| details |
Early Gondwana |
|
India(Bihar) |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| original |
Early Gondwana |
|
India(Bihar) |
Surange,K.R. et al. Megaspores from the West Bokaro Coalfield. |
1953 |
| details |
Late Artinskian |
|
India(Bihar) |
Bharadwaj,D.C. et al. Lower Gondwana megaspores-A monograph |
1970 |
| details |
Gondwana |
|
India |
Pi©rart,P. Palynology of Paleozoic Coal Measures. |
1957 |
| details |
Visean |
Late Carboniferous |
Brazil(Sao Paulo) |
Trindade,N.M. Carboniferous megaspores of Monte Mor, State of Sao Paulo. |
1970 |
| details |
Visean |
Late Carboniferous |
Brazil(Sao Paulo) |
Trindade,N.M. Carboniferous megaspores of Monte Mor, State of Sao Paulo. |
1970 |
| details |
Early Permian |
|
Brazil(Santa Catarina) |
Men©ndez,C.A. Palynology of Permian and Triassic strata from South America. |
1979 |
| details |
Early Permian |
|
Brazil(Santa Catarina) |
Dijkstra,S.J. Some Brazilian megaspores, Lower Permian in age, and their comparison with Lower Gondwana spores from India. |
1955 |
| details |
Early Permian |
|
Brazil(Rio Grande Sul) |
Men©ndez,C.A. Palynology of Permian and Triassic strata from South America. |
1979 |
| original |
Early Permian |
|
Brazil(Rio Grande Sul) |
Dijkstra,S.J. Some Brazilian megaspores, Lower Permian in age, and their comparison with Lower Gondwana spores from India. |
1955 |
| details |
Gondwana |
|
Brazil(Rio Grande Sul) |
Cauduro,A.D. et al. Megaspores in silicified Clay of Sao Sepe, Rio Grande do Sul |
1965 |
| details |
Early Permian |
|
Brazil(Rio Grande Sul) |
Bharadwaj,D.C. et al. Lower Gondwana megaspores-A monograph |
1970 |
| details |
Early Permian |
|
Brazil(Rio Grande Sul) |
Pant,D.D. et al. Structural studies on Lower Gondwana megaspores. Part 2. Specimens from Brazil and Mhukuru Coalfield, Tanganyika. |
1962 |
| details |
Gondwana |
|
Brazil |
Pi©rart,P. Palynology of Paleozoic Coal Measures. |
1957 |