| details |
Toarcian |
Bajocian |
Poland |
Marcinkiewicz,T. The stratigraphy of the Rhaetian and Liasin Poland based on megaspore investigations |
1971 |
| details |
Toarcian |
Bajocian |
Canada(Arctic) |
Sweet,A.R. Jurassic and Cretaceous megaspores. |
1979 |
| details |
Toarcian |
|
Poland |
Rogalska,M. et al. Lower Jurassic microflora. (In: Atlas Skamienialosci Przewodnich i Charakterystycznych. L.Malinowska, W.Bielecka and M.Rogalska, editors.Warsaw) |
1980 |
| details |
Nd |
|
Nd |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |