| details |
Eifelian |
Givetian |
|
Daemon,R.F. et al. Devonian palynology and biostratigraphy of the Parana Basin. |
1967 |
| original |
Early Namurian A |
|
China(Kansu) |
Gao,L. Namurian miospore zonation from Jingyuan, Gansu and the Middle Carboniferous boundary. |
1987 |
| details |
Early Namurian |
|
England(Shropshire) |
Turner,N. et al. Palynological evidence for an Early Namurian age of the Cornbrook Sandstone Formation, Clee Hill, Shropshire. |
1993 |
| original |
Early Mississippian |
|
Canada(Nova Scotia) |
Hacquebard,P.A. Plant spores in Coal from the Horton Group (Mississippian), of Nova Scotia. |
1957 |
| details |
Early Frasnian |
Middle Frasnian |
Canada(Arctic) |
Whiteley,M.J. Givetian and Frasnian spores from the Key Point Well, Parry Islands, Arctic Canada. |
1980 |
| details |
Early Eifelian |
Middle Eifelian |
S.Ireland(Clare) |
Graham,J.R. et al. Age and significance of the Old Red Sandstone around Clew Bay, northwest Ireland. |
1983 |