| original |
Missourian |
|
Kansas |
Clendening,J.A. et al. Nanoxanthiopollenites, a new monolete miospore from the Upper Pennsylvanian of Kansas. |
1976 |
| details |
Late Pennsylvanian |
|
West Virginia |
Gillespie,W.H. et al. Plant fossils of West Virginia. |
1978 |
| details |
Missourian |
|
Kansas |
Taylor,T.N. Ultrastructural studies of Pteridosperm pollen: Nanoxanthiopollenites Clendening and Nygreen. |
1980 |
| details |
Paleozoic |
|
Nd |
Taylor,T.N. Pollen and pollen organ evolution in early seed plants. |
1981 |
| details |
Paleozoic |
|
Nd |
Taylor,T.N. Pollen and pollen organ evolution in early seed plants. |
1981 |
| details |
Late Pennsylvanian |
|
Kansas |
Taylor,T.N. Ultrastructural studies of Paleozoic seed fern pollen |
1982 |
| details |
Pennsylvanian |
|
Nd |
Osborn,J.M. et al. Comparative ultrastructure of fossil gymnosperm pollen and its phylogenetic implications. (In: Ultrastructure of Fossil Spores and Pollen. M.H.Kurmann and J.A.Doyle, editors) |
1994 |
| details |
Missourian |
|
Kansas |
Kedves,M. Tranmission Electron Microscopy of the Fossil Gymnosperm Exines. |
1994 |
| 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 |