| details |
Late Pottsville |
|
West Virginia |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
| details |
Late Pottsville |
|
Kentucky |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
| details |
Middle Pennsylvanian |
Late Pennsylvanian |
Illinois |
Kosanke,R.M. Pennsylvanian spores of Illinois and their use in correlation. |
1950 |
| details |
Morrowan |
|
Oklahoma |
Hoffmeister,W.S. Fossil spores and pollen as indicators of Near-Shore environment. |
1950 |
| 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 C |
|
W.Germany(Niedersachsen) |
Kremp,G.O.W. The More detailed age of some Carboniferous Coal Rubble of the Niedersachsischen Basin based on its microflora. |
1953 |
| details |
Cenomanian |
|
Czechoslovakia |
Thiergart,F. On some spores and pollen of the Perutzer Schichten (Bohemia). |
1953 |
| details |
Jurassic |
|
Australia(Queensland) |
de Jersey,N.J. Spore distribution and correlation-Rosewood Coal Field-Rosewood Coalfield. Part I: Roughrigg and Mala Bar Mine areas. |
1955 |
| details |
Early Carboniferous |
|
Canada(NWT,Mackenzie) |
Hacquebard,P.A. Lower Carboniferous spore assemblage in Coal from the South Nahanni River area in Northwestern Canada. |
1955 |
| details |
Chesterian |
|
Kentucky |
Hoffmeister,W.S. et al. Mississippian plant spores from the Hardinsburg Formation of Illinois and Kentucky. |
1955 |
| details |
Early Cretaceous |
|
Canada(British Columbia) |
Rouse,G.E. The Disclosure and paleobotanical evaluation of plant microfossils from selected Cretaceous Coal-bearing strata of Canada |
1956 |
| details |
Liassic |
|
Poland |
Rogalska,M. Spore and pollen analysis of the Liassic deposits of the Mroczkow-Rozwady area in the Opoczno Distri Ct. |
1956 |
| original |
Late Artinskian |
|
India(West Bengal) |
Anonymous On fossil spores and pollen from the Lower Gondwanas of the Raniganij and South Karanapura Coalfields |
1957 |
| original |
Nd |
|
Nd |
DybovЎ,S. et al. Microspores of the Upper Silesian Coal Measures. |
1957 |
| details |
Early Devonian |
Middle Devonian |
Canada(Gaspe Area) |
McGregor,D.C. Spores and other plant microfossils from selected Devonian sedimentary Formations of Canada |
1957 |
| original |
Late Artinskian |
|
India(Bihar) |
Banerjee,R. The Coal Seams of the Barakar Measures of the area around Ray, Hazaribagh District. |
1958 |
| details |
Early Triassic |
|
Australia(NSW) |
Hennelly,J.P.F. A palynological investigation of the transition zone above the Bulli Seam at Appin No.4 Bore |
1958 |