| details |
Paleocene |
|
Colombia |
Hammen,T.Van Der et al. The Paleocene pollen flora of Columbia. |
1966 |
| details |
Paleocene |
|
Australia(Victoria) |
Harris,W.K. Basal Tertiary microfloras from the Princetown area, Victoria, Australia. |
1965 |
| details |
Pennsylvanian |
|
USA(Mid-Continent) |
Taylor,W.A. Comparative analysis of megaspore ultrastructure in Pennsylvanian Lycophytes |
1990 |
| details |
Pennsylvanian |
|
Ohio |
Kedves,M. Tranmission Electron Microscopy of the Fossil Spores. |
1996 |
| details |
Westphalian |
Stephanian |
Czechoslovakia |
Zerndt,J. Megaspores from the Westphalian and Stephanian in Bohemia. |
1937 |
| details |
Westphalian |
|
W.Germany(Saarland) |
Zerndt,J. Megaspores of the Saar Carboniferous |
1940 |
| details |
Westphalian A |
Westphalian C |
Netherlands |
Dijkstra,S.J. et al. A monographic revision of Carboniferous megaspores with special consideration to South Limburg, (Netherlands). |
1946 |
| details |
Westphalian C |
|
USSR(Moscow Basin) |
Wicher,C.A. Concerning the abortive appearance of fossil spores and their phylogenetic significance |
1934 |
| details |
Westphalian C |
|
Germany(Rhineland) |
Wicher,C.A. IV. Spore forms in the Flame Coal of the Ruhr area |
1934 |