| details |
Westphalian |
|
England |
Hoskins,J.H. et al. Monograph of the Paleozoic cone genus Bowmanites (Sphenophyllales). |
1943 |
| details |
Late Carboniferous |
|
Netherlands |
Hoskins,J.H. et al. Monograph of the Paleozoic cone genus Bowmanites (Sphenophyllales). |
1943 |
| details |
Late Carboniferous |
Early Permian |
Nd |
Arnold,C.A. An Introduction to Paleobotany. |
1947 |
| details |
Pottsville |
|
Kentucky |
Taylor,T.N. On the structure of Bowmanites dawsoni from the Lower Pennsylvanian of North America. |
1969 |
| details |
Early 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 |
Early Pennsylvanian |
|
USA |
Taylor,T.N. et al. Preliminary study of spores from Carboniferous fructifications utilizing the Scanning Electron Microscope. |
1969 |
| details |
Early Pennsylvanian |
|
Kentucky |
Taylor,T.N. The morphology of Bowmanites Dawsoni spores |
1970 |
| details |
Early Pennsylvanian |
|
Kentucky |
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 |
|
Kentucky |
Good,C.W. Taxonomic characteristics of Sphenophyllalean Cones. |
1978 |
| details |
Pennsylvanian |
|
USA(Mid-Continent) |
Taylor,W.A. Ultrastructure of Sphenophyllalean spores |
1986 |
| details |
Carboniferous |
|
England |
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 |
Pennsylvanian |
|
USA(Mid-Continent) |
Kedves,M. Tranmission Electron Microscopy of the Fossil Spores. |
1996 |
| details |
Early Pennsylvanian |
|
Kentucky |
Kedves,M. Tranmission Electron Microscopy of the Fossil Spores. |
1996 |