details |
Early Carboniferous |
|
USSR(Tula) |
Semenova,E.V. Megaspores of Paleozoic plants in some Regions of the Ukrain and Southern Voronezh area and their stratigraphic importance |
1987 |
details |
Early Pennsylvanian |
|
Illinois |
Leary,R.L. et al. Porostrobus from the Early Pennsylvanian of the Illinois Basin |
1984 |
details |
Westphalian B |
|
W.Germany(Rhineland) |
Moller,G.W. Microfloristic and micropetrographic investigation from the Middle Alsdorfer Beds, (Layer 10-17) of the Emil Mayrisch Ravine in Aachener Coal Seam. (In: The Geology of Northwestern German Coal Beds.) |
1966 |
details |
Westphalian A |
|
England(Lancashire) |
Stubblefield,S.P. et al. Embryogeny and reproductive biology of Bothrodendrostrobus mundus (Lycopsida). |
1981 |
details |
Early Pennsylvanian |
|
Illinois |
Leary,R.L. et al. Porostrobgus nathorstii sp.nov.; A new species of Lycopsid cone from the Early Pennsylvanian of Illinois. |
1989 |
details |
Early Pennsylvanian |
|
Illinois |
Leary,R.L. et al. Porostrobgus nathorstii sp.nov.; A new species of Lycopsid cone from the Early Pennsylvanian of Illinois. |
1989 |
details |
Late Carboniferous |
|
Nd |
Hemsley,A.R. et al. The occurrence and significance of ultrastructure in fossil spores. |
1991 |
details |
Nd |
|
Nd |
Winslow,M.R. Upper Mississippian and Pennsylvanian megaspores and other plant microfossils from Illinois. |
1959 |
details |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
details |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
original |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
original |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
original |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
original |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
details |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
details |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
details |
Westphalian C |
|
France(Pas-de-Calais) |
Selosse,N. Inventory of megaspores of Faisceau de Meuniere (Lower Westphalian B) in the Coal Basin of the North and of Pas-de-Calais. |
1963 |