| details |
Recent |
|
Nd |
Potonie,R. Position of the Paleozoic spore genera in the natural system. |
1954 |
| details |
Carboniferous |
|
Nd |
Oshurkova,M.V. The classification of Carboniferous megaspores. (Taxonomy and Methods for the Study of Fossl Pollen and Spores. V.N. Saks and A.F. Khlonova, editors) |
1964 |
| details |
Paleozoic |
|
Nd |
Potonie,R. The spores of Palaeozoic plants in the natural (Morphologic) system |
1954 |
| details |
Carboniferous |
|
Nd |
Potonie,R. The biology of Carboniferous spores |
1955 |
| details |
Nd |
|
Nd |
Pi©rart,P. The evolution of the megaspores. |
1961 |
| details |
Nd |
|
Nd |
Jansonius,J. et al. Genera File of fossil spores. Supplement 4 |
1980 |
| details |
Nd |
|
Nd |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |
| details |
Nd |
|
Nd |
Pant,D.D. Suggestions for the classification and nomenclature of fossil spores and pollen grains |
1954 |
| details |
Nd |
|
Nd |
Scott,A.C. et al. Paleozoic spores and pollen. Chapter 18G Palaeozoic megaspores. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Late Artinskian |
|
Madagascar |
Rakotoarivelo,H.J. Palynostratigraphic review of the coal basin of the Sakoa-Sakamena, (Madagascar). |
1970 |
| details |
Westphalian B |
Westphalian C |
Kentucky |
Bharadwaj,D.C. Sporological evidence on the boundaries of the stratigraphical subdivisions in the Upper Pennsylvanian strata of Euope and North America. |
1960 |
| 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 |
| original |
Westphalian C |
|
Germany(Rhineland) |
Ibrahim,A.C. Spore forms of the Agir horizon of the Ruhr Basin. |
1933 |
| details |
Carboniferous |
|
Europe |
Oshurkova,M.V. The classification of Carboniferous megaspores. (Taxonomy and Methods for the Study of Fossl Pollen and Spores. V.N. Saks and A.F. Khlonova, editors) |
1964 |
| details |
Westphalian B |
|
England(Yorkshire) |
Bartram,K.M. Studies on the ecology of British Carboniferous coal swamps. |
1983 |
| details |
Westphalian B |
|
England(Leicestershire) |
Scott,A.C. et al. Megaspores and Coal Facies: An example from the Westphalian B, Leicestershire. |
1980 |
| details |
Early Westphalian |
|
England |
Phillips,T.L. Reproduction of Heterosporous Arborescent Lycopods in the Mississippian-Pennsylvanian of Euramerica. |
1979 |