| details |
Asselian |
|
USSR(Urals) |
Rauser-Chernousova,D.M. et al. The Carboniferous-Permian boundary in the USSR. (In: The Carboniferous of the USSR. 8th International Congress of Carboniferous Stratigraphy and Geology. R.H.Wagner et al, editors) |
1979 |
| details |
Artinskian |
|
India(Bihar) |
Guhasarkar,T.K. Note on the Micro-Flora contents of the Karharbari and Barakar Coals of the Giridih Coalfield. |
1956 |
| details |
Aptian |
Albian |
China(Chekiang) |
Lan,S. et al. On the age of the Tangshang Formation in eastern Zhejiang Provence. |
1988 |
| details |
Aptian |
Middle Turonian |
Switzerland |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 2 |
1958 |
| details |
Aptian |
Middle Turonian |
Switzerland |
Manum,S.B. On the genus Pityosporites, Seward,1914, with a new description of Pityosporites antarcticus, Seward. |
1960 |
| details |
Aptian |
|
Romania |
Baltes,N. Cretaceous microfloristic complexes from the Moesic Platform, Romania. |
1966 |
| original |
Aptian |
Middle Turonian |
Switzerland |
Weidmann,M. Summary palynological analysis of the "Complexe Schisteux Intermediaire" (Synclinal of Gruyere, Prealpes Medianes). |
1963 |
| details |
Aptian |
Middle Turonian |
Switzerland |
Potonie,R. et al. A few spore genera of the Alpine Salzgebirges. |
1954 |
| details |
Aptian |
|
Romania |
Baltes,N. Palynological contributions to the knowledge of the stratigraphy of Lower Cretaceous deposits in Dobrogea |
1974 |
| details |
Anisian |
|
USSR(Pre-Urals) |
Tverdokhlebov,V.P. et al. Age of Surakay graycolored deposits and the time-range of Bukobai Group. |
1976 |
| details |
Allegheny |
|
Pennsylvania |
Habib,D. Distribution of spore and pollen assemblages in the Lower Kittanning Coal of Western Pennsylvania |
1966 |
| details |
Albian |
|
Romania |
Baltes,N. Cretaceous microfloristic complexes from the Moesic Platform, Romania. |
1966 |