| details |
Aptian |
Albian |
USSR(Urals) |
Silina,E.N. New representatives of the genus Podozamites in Lower Cretaceous deposits of the northern Trans-Urals. (In: Symposium on the Problems of Stratigraphy: #4) |
1957 |
| details |
Late Precambrian |
Early Cambrian |
India(Andhra Pradesh) |
Venkatachalapathy,V. et al. Palynomorphs from the Nallamalai Group of rocks of the Cuddapah Basin, (Proterozoic) Andhra Pradesh, India. |
1984 |
| details |
Permian |
|
USSR(Kazakh SSR) |
Voitsel,Z.A. et al. Spore and pollen complexes of Permian deposits of Pavlodarskogo Priirtysh'ya |
1958 |