| details |
Westphalian A |
Westphalian C |
W.Germany(Niedersachsen) |
Grebe,H. The Approximate correlation of the Upper Westphalian of the Drilling Coesfeld South 1 in Muensterland. |
1971 |
| details |
Late Westphalian A |
Early Westphalian B |
W.Germany(Niedersachsen) |
Grebe,H. The Westphalian microflora of the Drilling Muensterland 1. |
1963 |
| details |
Devonian |
|
W.Germany(N.Rhine) |
Mittmeyer,H.G. Preliminary complete list of fossils from the Hunsruck Slates. (In: Petrified Life Under the X-Ray. W.Strumer et al. editors) |
1980 |
| details |
Carboniferous |
|
W.Germany(N.Rhine) |
Potonie,R. Hypothesising a spore stratigraphy in bituminous coal layers. (In: Handbook of the Microscope in Technology. H.Freund) |
1958 |
| details |
Westphalian C |
|
W.Germany(N.Rhine) |
Kremp,G.O.W. Spore associations and microfauna horizons in the Carboniferous of the Ruhr. |
1952 |
| details |
Early Westphalian D |
|
W.Germany(N.Rhine) |
Bharadwaj,D.C. et al. The spore content of the Beds of Velen, Ruhr Carboniferous. |
1955 |
| details |
Late Westphalian B |
Westphalian C |
W.Germany(N.Rhine) |
Grebe,H. The distribution of spores in the Upper Westphalian B and the Westphalian C of the Carboniferous of the Ruhr Asin. |
1962 |
| details |
Westphalian B |
|
W.Germany(N.Rhine) |
Hagemann,H.W. Comparative micropetrographic and sporologic studies of the Zollverein 1-5 Seams from the Middle Essen Beds (Westfal B) of the Ruhrcarbons in reference to correlation of Seams. |
1966 |
| details |
Middle Westphalian B |
Late Westphalian C |
W.Germany(N.Rhine) |
Potonie,R. et al. The spore dispersae of the Rhur Carboniferous, their morphography and stratigraphy with reviews of species of other areas.Part 2 |
1956 |
| details |
Early Westphalian B |
|
W.Germany(N.Rhine) |
Schweitzer,H.J. et al. The dispersed spores of the Essener Layers (Lower Westphalian B) in the eastern Ruhr area and their usefulness for Seam comparison |
1991 |
| details |
Westphalian A |
Early Westphalian B |
W.Germany(N.Rhine) |
Streel,M. et al. Westphalian A and B miospore zone in boreholes from Inde and Wu Synclines and the Erkelenz Horst near Aachen, Federal Republic Germany |
1991 |
| details |
Gzelian |
|
W.Germany(Bavaria) |
Veld,H. Palynology of a Carboniferous Rotliegend Facies near Weiden, West Germany. |
1988 |
| details |
Gzelian |
|
W.Germany(Bavaria) |
Veld,H. et al. Aspects of Permian palaeobotany and palynology XIII. On the Stephanian age of a Rotliegend deposit near Weiden, Oberpfalz, Germany. |
1992 |
| details |
Late Stephanian |
|
W.Germany(Bavaria) |
Helby,R.J. Spore research on the Carboniferous/ Permian boundary at Pfalzer Bergland. |
1966 |
| details |
Stephanian |
|
W.Germany(Baden) |
Buntebarth,G. et al. Coalification studies in the research borehole Urach 3 and their geothermal interpretation. |
1979 |
| details |
Early Morrowan |
|
Virginia |
Pierce,B.S. et al. Comparison of the petrography, palynology and paleobotany of the Little Fire Creek Coal Bed, Southwestern Virginia, USA. |
1994 |
| details |
Namurian B |
Westphalian B |
Virginia |
Eble,C.F. Lower and Lower Middle Pennsylvanian coal palynofloras, southwestern Virginia. |
1996 |