| details |
Pennsylvanian |
|
Illinois |
Murdy,W.H. et al. A study of Botryopteris Globosa Darrah. |
1957 |
| details |
Pennsylvanian |
|
Nd |
Brush,G.S. et al. The natural relationships of some Carboniferous microspores |
1964 |
| details |
Desmoinesian |
Virgilian |
Pennsylvania |
Potonie,R. Fossil sporae in situ. Comparison with the sporae dispersae. Addition to the synopsis of the sporae in situ. |
1965 |
| details |
Paleozoic |
|
Nd |
Brush,G.S. et al. The natural relationships of some Carboniferous microspores |
1965 |
| details |
Middle Pennsylvanian |
|
Illinois |
Phillips,T.L. Fructifications of Botryopteris. |
1969 |
| details |
Middle Pennsylvanian |
|
Iowa |
Phillips,T.L. Fructifications of Botryopteris. |
1969 |
| details |
Middle Pennsylvanian |
|
Kansas |
Phillips,T.L. Fructifications of Botryopteris. |
1969 |
| details |
Middle Pennsylvanian |
Late Pennsylvanian |
USA |
Taylor,T.E. et al. Studies of spores from Carboniferous fructifications. 1. Introduction and preliminary survey utilizing the Scanning Electron Microscope. |
1969 |
| original |
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 |
Late Pennsylvanian |
|
USA |
Taylor,T.N. et al. Preliminary study of spores from Carboniferous fructifications utilizing the Scanning Electron Microscope. |
1969 |
| details |
Middle Pennsylvanian |
Late Pennsylvanian |
Iowa |
Phillips,T.L. et al. Spores of Botryopteris Globosa and Brotryopteris Americana from the Pennsylvanian |
1970 |
| details |
Middle Pennsylvanian |
Late Pennsylvanian |
Illinois |
Phillips,T.L. et al. Spores of Botryopteris Globosa and Brotryopteris Americana from the Pennsylvanian |
1970 |
| details |
Middle Pennsylvanian |
Late Pennsylvanian |
Kansas |
Phillips,T.L. et al. Spores of Botryopteris Globosa and Brotryopteris Americana from the Pennsylvanian |
1970 |
| details |
Middle Pennsylvanian |
|
Iowa |
Potonie,R. Examples of the natural system of spores, a supplement to the synopsis of the Sporae in situ, 1963 and the research reports from 1965,1967, and 1970 and to the phylogenetic sporolog 1973 |
1975 |
| details |
Early Pennsylvanian |
Middle Pennsylvanian |
USA(Mid-Continent) |
Millay,M.A. et al. The ultrastructure of Paleozoic fern spores. |
1982 |
| details |
Carboniferous |
|
France |
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 |