| details |
Visean |
|
USSR(Ukrainian SSR) |
Ishchenko,A.M. Spore and pollen analysis of the Lower Carboniferous deposits of the Dnieper-Donets Basin. |
1958 |
| details |
Asselian |
|
USSR(Russian Platform) |
Glushenko,N.V. et al. Support sections of the Asselian Stage, Lower Permian, Southern Russian Platform. |
1964 |
| original |
Late Desmoinesian |
|
Texas |
Gupta,S. Palynology of the Upper Strawn Series, (Upper Pennsylvanian), of Texas above the Fusulina Zone. |
1969 |
| details |
Morrowan |
Desmoinesian |
Iowa |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |
| details |
Late Pennsylvanian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |