| original |
Barremian |
Aptian |
China(Inner Mongolia) |
Li,W. et al. Early Cretaceous megaspores from the Jalainor Group of northeast Inner Mongolia, P.R.China. |
1987 |
| details |
Barremian |
Aptian |
Worldwide |
Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. |
1989 |
| details |
Barremian |
Aptian |
China(Inner Mongolia) |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| details |
Middle Triassic |
|
China(Shansi) |
Wang,Z. Advances on the Permo-Triassic Lycopods in North China I) an Isoetes from the Mid-Triassic in northern Shaanxi Province |
1991 |