| details |
Norian |
Rhaetian |
China(Szechwan) |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| details |
Norian |
Rhaetian |
Worldwide |
Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. |
1989 |
| details |
Early Jurassic |
|
China |
Yang,J. et al. Recent advances of megaspores studies in China. |
1987 |
| details |
Late Triassic |
|
China(Szechwan) |
Qu,L. et al. A preliminary discussion on the characteristics and stratigraphic Divisions of Triassic spores and pollen in China |
1983 |
| original |
Norian |
Early Rhaetian |
China(Szechwan) |
Yang,J. et al. On the Late Triassic megaspores from the Xujahe area, Guangyuan County, Sichuan Province. |
1981 |