| details |
Early Gondwana |
|
India(Bihar) |
Bharadwaj,D.C. et al. Sporological analysis of some Coal and Carbonaceous Shales from Barren Measure Stage (Lower Gondwana), of India. |
1965 |
| details |
Nd |
|
Nd |
Potonie,R. et al. Principal aspects of the development of the palynology of the Carboniferous. |
1964 |
| details |
Permian |
|
India |
Alpern,B. The stratigraphic palynology of the Stephanian and the Permian. |
1964 |
| details |
Early Permian |
|
China |
Alpern,B. The stratigraphic palynology of the Stephanian and the Permian. |
1964 |
| details |
Carboniferous |
Early Triassic |
Australia |
Alpern,B. The stratigraphic palynology of the Stephanian and the Permian. |
1964 |
| details |
Late Carboniferous |
|
India(Madhya Pradesh) |
Bharadwaj,D.C. et al. The correlation of coalseams in Korba Coalfield, Lower Gondwanas, India. |
1964 |
| original |
Late Permian |
|
India(Bihar) |
Bharadwaj,D.C. et al. Sporological study of Seam 8 in Raniganj Coalfield, Bihar. (India).Part 1. Description of sporae dispersae. |
1964 |
| details |
Late Aptian |
|
Hungary |
DeЎk,M.H. The presence in Hungary of the genus Welwitschiapites Bolchovitina ex Potonie. |
1963 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 |
1960 |
| details |
Guadalupian |
|
Oklahoma |
Wilson,L.R. Geological history of the Gnetales. (Preliminary report on study under Nsf Grant G6589). |
1959 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 2 |
1958 |