| original |
Kazanian |
|
India(Bihar) |
Bharadwaj,D.C. et al. Lower Gondwana megaspores-A monograph |
1970 |
| details |
Early Triassic |
|
Romania |
Antonescu,E. et al. Some megaspores and microspores of the Lower and Middle Triassic of R0Mania. |
1973 |
| details |
Spathian |
Late Anisian |
Romania |
Antonescu,E. et al. Preliminary palynological correlation of some rock sequences from Romania assigned to the Lower Triassic. |
1975 |
| details |
Permian |
|
India(Bihar) |
Lakhanpal,R.N. et al. A catalogue of Indian fossil plants |
1976 |
| details |
Late Ladinian |
|
Italy |
Cros,P. et al. Palynological studies of the terrigenous and pelagic Middle Triassic Italian Dolomites; Relation to the paleoenvironment. |
1982 |
| details |
Early Gondwana |
|
India(Andhra Pradesh) |
Jha,N. et al. Occurrence of megaspores in Kamthi Formation, Godavari Valley Coalfield, Andhra Pradesh. |
1984 |
| details |
Late Permian |
|
India |
Maheshwari,H.K. et al. Megaspore biostratigraphy of the Gondwana. (In: Concepts, limits and extension of the Indian Gondwana. B.S.Venkatachala and H.K.Maheshwari, editors) |
1988 |
| details |
Sakmarian |
Artinskian |
India(Bihar) |
Banerjee,M. et al. Palynostratigraphy and environment of deposition in the Lower Gondwana sediments of Chuparbhita Coalfield, Rajmahal Hills. |
1988 |
| details |
Griesbachian |
Spathian |
Worldwide |
Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. |
1989 |
| details |
Scythian |
|
Romania |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| details |
Nd |
|
Nd |
Marcinkiewicz,T. Megaspore stratigraphical scheme of the Buntsandstein sediments of Poland. |
1992 |