details |
Westphalian C |
|
Netherlands |
Dijkstra,S.J. The megaspores of the Westphalian D and C. |
1955 |
details |
Westphalian B |
Westphalian C |
Belgium |
Pi©rart,P. Megaspores in some Wesphalien B and C Coal Beds of Limbourg Meuse Coal Mines. |
1955 |
details |
Westphalian B |
Westphalian C |
Netherlands |
Dijkstra,S.J. et al. A monographic revision of Carboniferous megaspores with special consideration to South Limburg, (Netherlands). |
1946 |
details |
Westphalian B |
Westphalian C |
Netherlands |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
details |
Westphalian B |
Westphalian D |
Poland |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
details |
Westphalian B |
|
Belgium |
Dijkstra,S.J. Correlation of Coal Seams by megaspores |
1955 |
details |
Westphalian B |
|
Netherlands |
Dijkstra,S.J. Correlation of Coal Seams by megaspores |
1955 |
details |
Westphalian B |
Westphalian C |
Czechoslovakia |
KalibovЎ,M. Megaspores of the Radnice Coal Measure zone of the Kladno-Rakovnik Coal Basin. |
1951 |
details |
Westphalian B |
Westphalian C |
Czechoslovakia |
KalibovЎ,M. Megaspores of the Radnice Coal Measure zone of the Kladno-Rakovnik Coal Basin. |
1951 |
details |
Permian |
|
Turkey |
Yahsiman,K. et al. Permian megaspores from Hazru (Diyarbakir). |
1959 |
details |
Pennsylvanian |
|
USA(Mid-Continent) |
Taylor,W.A. Comparative analysis of megaspore ultrastructure in Pennsylvanian Lycophytes |
1990 |
details |
Nd |
|
Nd |
Dijkstra,S.J. Spanish Carboniferous megaspores and their use in stratigraphic correlation. |
1955 |
details |
Monongahela |
|
West Virginia |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
details |
Monongahela |
|
West Virginia |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
details |
Monongahela |
|
Kentucky |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
details |
Monongahela |
|
Kentucky |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
details |
Middle Pennsylvanian |
|
Illinois |
Winslow,M.R. Upper Mississippian and Pennsylvanian megaspores and other plant microfossils from Illinois. |
1959 |