| link
|
From
|
To
|
Geolocation
|
Author - title
|
Year
|
|---|---|---|---|---|---|
| details | Thuringian | Europe | Alpern,B. The stratigraphic palynology of the Stephanian and the Permian. | 1964 | |
| details | Volgian | Valanginian | USSR(Far East) | Srivastava,S.K. Cretaceous spore-pollen floras | 1978 |
| details | Zechstein | Poland | Orlowska-Zwolinska,T. Flora of the Permian-Microflora of the Zechstein | 1972 |