| original |
Early Gondwana |
|
Tanzania |
Pant,D.D. et al. Structural studies on Lower Gondwana megaspores. Part 2. Specimens from Brazil and Mhukuru Coalfield, Tanganyika. |
1962 |
| details |
Tatarian |
|
India(Bihar) |
Bharadwaj,D.C. et al. Lower Gondwana megaspores-A monograph |
1970 |
| details |
Early Gondwana |
|
Tanzania |
Bharadwaj,D.C. et al. Lower Gondwana megaspores-A monograph |
1970 |
| details |
Permian |
|
Zaire |
Jansonius,J. et al. Genera File of fossil spores. Supplement 9 |
1987 |
| details |
Nd |
|
Nd |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |