| details |
Late Rhaetian |
Early Liassic |
Greenland |
Mishra,N. Comments on Banksisporites dettmann; A Triassic and Permian megaspore. |
1992 |
| details |
Late Rhaetian |
Early Liassic |
Greenland |
Batten,D.J. Comments on Banksisporites dettmann; Discussion |
1992 |
| details |
Nd |
|
Nd |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| details |
Triassic |
|
Greenland |
Collinson,M.E. Diversification of modern Heterosporous Pteridophytes. (In: Pollen and Spores, Patterns of Diversification. S.Blackmore and S.H.Barnes, editors) |
1991 |