| original |
Early Carboniferous |
|
USSR(Russian Platform) |
Lyuber,A.A. et al. Atlas of microspores and pollen of the Paleozoic of the USSR. |
1941 |
| details |
Early Carboniferous |
|
Spitsbergen |
Playford,G. Lower Carboniferous microfloras of Spitsbergen (Part Two) |
1963 |
| details |
Early Carboniferous |
|
USSR(Russian Platform) |
Playford,G. Lower Carboniferous microfloras of Spitsbergen (Part Two) |
1963 |
| details |
Early Visean |
|
USSR(Belorussian SSR) |
Kedo,G.I. Spores of the Lower Carboniferous of the Pripyat Trough, (Yasmopolyanskii Substage). (In: Paleontology and Stratigraphy of the BSSR) |
1966 |
| details |
Early Carboniferous |
|
USSR(Moscow Basin) |
Byvsheva,T.V. Palynological character and stratigraphical arrangement of the Bobrikov horizon as found in the Lower Carboniferous Period of the Volga-Urals Region. |
1967 |
| details |
Early Carboniferous |
|
USSR(Russian Platform) |
Ravn,R.L. Miospores of the Kekiktuk Formation (Lower Carboniferous), Endicott Field Area, Alaska North Slope. |
1991 |