| details |
Middle Cambrian |
Late Cambrian |
Poland |
Zak,C. Areas of occurrence and stratigraphy-The Gory Swie Tokrzyskie and Carpathian Foreland. (Palynology by L.Jagielska) |
1970 |
| details |
Cambrian |
|
Poland |
Glowacki,E. et al. Precambrian and Cambrian basement of the Carpathian Srodkovy Foothills and the Holy Cross Mountains |
1963 |
| details |
Llanvirnian |
|
United Kingdom |
Downie,C. Acritarchs in British stratigraphy |
1984 |
| details |
Cambrian |
|
Poland |
Jagielska,L. Flora of the Cambrian;Microflora |
1972 |
| details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| original |
Middle Cambrian |
|
USSR(Pre-Baltic) |
Timofeev,B.V. Ancient flora of the Prebaltic Region and its stratigraphic significance |
1959 |
| details |
Middle Cambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |