| details |
Triassic |
Early Jurassic |
China |
Yang,J. et al. Recent advances of megaspores studies in China. |
1987 |
| details |
Induan |
|
Poland |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Griesbachian |
Anisian |
Worldwide |
Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. |
1989 |
| details |
Induan |
|
Poland |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| details |
Olenikian |
Early Anisian |
Poland |
Marcinkiewicz,T. Megaspore stratigraphical scheme of the Buntsandstein sediments of Poland. |
1992 |