| details |
Late Artinskian |
Tatarian |
India |
Bharadwaj,D.C. Distribution of spores and pollen grains dispersed in the Lower Gondwana Formation of India |
1966 |
| details |
Permian |
|
India |
Navale,G.K.B. Lower Gondwana Coals of India-Palaeobotany, petrology and genesis. (In: Symposium on Gondwana Coals, Proceedings and Papers. M.J.Lemos de Sousa, editor) |
1984 |
| details |
Late Artinskian |
Tatarian |
India |
Balasundaram,M.S. et al. Glossopteris flora in India |
1976 |
| details |
Gondwana |
|
India |
Navale,G.K.B. et al. Palyno-petrographic studies on the genesis of Coal Seams of the Talchir Coalfield (Lower Gondwanas), India. |
1970 |
| details |
Permian |
|
India |
Hart,G.F. The Gondwana Permian palynofloras |
1971 |
| details |
Early Permian |
|
India |
Ghose,S. et al. Coal palynology in retrospect. |
1972 |
| details |
Late Permian |
|
India |
Ghose,S. et al. Coal palynology in retrospect. |
1972 |
| details |
Early Gondwana |
|
India |
Singh,G. et al. Lower Gondwana palynology and related stratigraphic problems. |
1972 |
| details |
Early Gondwana |
|
India |
Navale,G.K.B. Petro-palynology of Lower Gondwana coals of India. (In: Aspects and Appraisal of Indian Palaeobotany. K.R.Surange, editor) |
1974 |
| details |
Tatarian |
|
India |
Tiwari,R.S. Palynological succession through Raniganj Formation, (Upper Permian), Raniganj Coalfield, India. |
1976 |
| details |
Stephanian A |
Stephanian B |
Illinois |
Bharadwaj,D.C. Sporological evidence on the boundaries of the stratigraphical subdivisions in the Upper Pennsylvanian strata of Euope and North America. |
1960 |
| details |
Westphalian B |
Westphalian D |
Illinois |
Bharadwaj,D.C. Sporological evidence on the boundaries of the stratigraphical subdivisions in the Upper Pennsylvanian strata of Euope and North America. |
1960 |
| original |
Middle Pennsylvanian |
Late Pennsylvanian |
Illinois |
Potonie,R. et al. The genera of Paleozoic sporae dispersae and their stratigraphy. |
1954 |
| details |
Middle Miocene |
Pleistocene |
Guatemala |
Burkart,B. et al. Mesozoic and Cenozoic stratigraphy of southeastern Guatemala. |
1973 |
| details |
Permian |
|
Gondwanaland |
Lyuber,A.A. The geographic and stratigraphical distribution of the miospores of certain Late Paleozoic Form-Genera. (In: Carboniferous Stratigraphy Problems. S.V. Semichatova, editor) |
1970 |
| details |
Stephanian |
Autunian |
Germany(Rhineland) |
Josten,K.H. The Coal in the Pfalz Mountains. |
1956 |
| details |
Westphalian D |
|
Germany(Rhineland) |
Vliex,M. et al. Correlation of palynomorphs from Conifers and Pteridosperms with biomarkers (Arborane/Fernane-Derivatives) in Carboniferous an Permian Coals and Shales of the Saar-Nahe Basin (Germany). (In: Proceedings of the 4th European Palaeobotanical and Palynological Conference. G.W.Herngreen, editor) |
1997 |