| details |
Desmoinesian |
|
Kansas |
Mamay,S.H. Some American Carboniferous fern fructifications. |
1950 |
| details |
Carboniferous |
|
Kansas |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
| details |
Middle Pennsylvanian |
|
USA |
Taylor,T.E. et al. Studies of spores from Carboniferous fructifications. 1. Introduction and preliminary survey utilizing the Scanning Electron Microscope. |
1969 |
| details |
Pennsylvanian |
|
Indiana |
Courvoisier,J.M. et al. Correlation of spores from Pennsylvanian Coal-Ball fructifications with dispersed spores. |
1975 |
| details |
Middle Pennsylvanian |
Late Pennsylvanian |
Illinois |
Millay,M.A. Studies of Paleozoic Marattialeans |
1979 |
| details |
Middle Pennsylvanian |
Late Pennsylvanian |
Kansas |
Millay,M.A. Studies of Paleozoic Marattialeans |
1979 |
| details |
Middle Pennsylvanian |
Late Pennsylvanian |
Illinois |
Millay,M.A. et al. The ultrastructure of Paleozoic fern spores. II. Scolecopteris (Marattiales) |
1984 |
| details |
Nd |
|
Nd |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |
| details |
Carboniferous |
|
USA |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |
| details |
Permian |
|
Nd |
Taylor,T.N. et al. In situ, pollen and spores in plant evolution. 14C -Importance of in situ, pollen and spores in understanding the biology and evolution of fossil plants. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Middle Pennsylvanian |
Late Pennsylvanian |
Illinois |
Kedves,M. Tranmission Electron Microscopy of the Fossil Spores. |
1996 |