| original |
Lettenkeuper |
|
Poland |
Fuglewicz,R. New species of megaspores from the Trias of Poland. |
1977 |
| details |
Early Keuper |
|
Poland |
Fuglewicz,R. et al. Megaspores. (In: Flora in Atlas of Guide and Characteristic Fossils, Triassic.) |
1986 |
| details |
Triassic |
|
China(Sinkiang Uighur) |
Yu,J. et al. Palynological assemblage sequence from Late Permian to Tertiary in northern Xinjian |
1986 |
| details |
Late Triassic |
|
China |
Yang,J. et al. Recent advances of megaspores studies in China. |
1987 |
| details |
Ladinian |
|
Poland |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Ladinian |
|
Worldwide |
Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. |
1989 |
| details |
Ladinian |
|
Poland |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |