| details |
Permian |
|
Nd |
Osborn,J.M. et al. Comparative ultrastructure of fossil gymnosperm pollen and its phylogenetic implications. (In: Ultrastructure of Fossil Spores and Pollen. M.H.Kurmann and J.A.Doyle, editors) |
1994 |
| details |
Asselian |
Kazanian |
|
de Quadros,L.P. et al. Catalog of fossil pollen and spores of the Paleozoic |
1995 |
| details |
Asselian |
Kazanian |
Brazil(Santa Catarina) |
de Quadros,L.P. et al. Catalog of fossil pollen and spores of the Paleozoic |
1995 |
| details |
Kazanian |
Tatarian |
Antarctica |
LindstrŠ¶m,S. Late Permian palynology of fossilryggen Vestfjella, Dronning Maud Land, Antarctica |
1996 |
| details |
Roadian |
Wordian |
Antarctica |
LindstrŠ¶m,S. Palynology of Permian shale, clay and sandstone clasts from the Basen till in northern Vestfjella, Dronning Maud Land |
2005 |