| details |
Early Kazanian |
|
USSR(European) |
Zoricheva,A.I. et al. Spore-pollen complexes of Upper Permian deposits of various Regions of the North of the European part of the USSR. |
1954 |
| details |
Early Kazanian |
|
USSR(European) |
Zoricheva,A.I. et al. Spore-pollen complexes of Upper Permian deposits of various Regions of the North of the European part of the USSR. |
1954 |
| details |
Early Kazanian |
|
USSR(European) |
Zoricheva,A.I. et al. Spore-pollen complexes of Upper Permian deposits of various Regions of the North of the European part of the USSR. |
1954 |
| details |
Early Kazanian |
|
USSR(European) |
Zoricheva,A.I. et al. Spore-pollen complexes of Upper Permian deposits of various Regions of the North of the European part of the USSR. |
1954 |
| details |
Early Kazanian |
|
USSR(European) |
Zoricheva,A.I. et al. Spore-pollen complexes of Upper Permian deposits of various Regions of the North of the European part of the USSR. |
1954 |
| details |
Kazanian |
|
USSR(Kazakh SSR) |
Ditmar,V.I. et al. Permian Evaporites in Southwest Central Kazakhstan |
1964 |
| details |
Early Pennsylvanian |
|
USA |
Millay,M.A. et al. Evolutionary trends in fossil Gymnosperm pollen |
1976 |