| details |
Vendian |
|
Poland |
Zak,C. Areas of occurrence and stratigraphy-The Gory Swie Tokrzyskie and the Carpathian Foreland |
1970 |
| details |
Cambrian |
Early Ordovician |
Romania |
Visarion,A. et al. Determination of the age of a Crystalline Shales from the Apuseni Mountains, (Romania). |
1971 |
| details |
Cambrian |
|
Poland |
Jagielska,L. Flora of the Cambrian;Microflora |
1972 |
| details |
Cambrian |
|
Poland |
Jagielska,L. Flora of the Cambrian;Microflora |
1972 |
| details |
Vendian |
|
Poland |
Jagielska,L. Flora of the Vendian; Microflora |
1972 |
| details |
Nd |
|
Romania |
Givulescu,R. Fossil flora of Roumania. Second Supplement, Second Part. |
1974 |
| details |
Early Cambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |