| original |
Early Cretaceous |
|
USSR(Far East) |
Krassilov,V.A. On the spores and spore-bearing structures of some Mesozoic ferns. (In: The Importance of Palynological Analysis for the Stratigraphic and Paleofloristic Investigations. M.I. Nejshtadt, editor. Papers for the Second International Palynology Conference., Utrecht,1966) |
1966 |
| original |
Early Cretaceous |
|
USSR(Primorsk Kray) |
Krassilov,V.A. On the spores and spore-bearing structures of some Mesozoic ferns. (In: The Importance of Palynological Analysis for the Stratigraphic and Paleofloristic Investigations. M.I. Nejshtadt, editor. Papers for the Second International Palynology Conference., Utrecht,1966) |
1966 |
| details |
Early Cambrian |
Middle Cambrian |
Romania |
Oniceanu,M. et al. The palynological contributions of the study of the crystallophylliens and sedimentary formation of zone between Bistricioara-Valea Seaca-Baraseu Valley (Harghita Country, East Carpathians). |
1977 |
| details |
Vendian |
Early Cambrian |
Romania |
Dimitrescu,R. Early Caledonian event in the Pre-Alpine metamorphic sequences the Romanian Carpathians |
1985 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |