| details |
Late Permian |
|
China |
Yang,J. et al. Recent advances of megaspores studies in China. |
1987 |
| details |
Westphalian D |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Palynologic and geological studies of the borehole 1N-1 and Ko-1 by Vyzkumeh near Roce) |
1964 |
| details |
Carboniferous |
|
France(Jura) |
Navale,G.K.B. Coal- A palyno-petrographic approach. |
1963 |
| details |
Nd |
|
Nd |
Sen,J. Notes on the spores of four Carboniferous Lycopods |
1958 |
| details |
Carboniferous |
|
Nd |
Roselt,G. Palaobotanic and palaobotanical method and geological investigation. |
1972 |