| details |
Cretaceous |
|
South Dakota |
Taylor,T.N. A consideration of the morphology, ultrastructure and multicellular Microgametophyte of Cycadeoidea dacotensis pollen. |
1973 |
| details |
Nd |
|
Nd |
Pant,D.D. Population explosion in palaeopalynology. (In: Symposium onstructure, nomenclature and classification of pollen andres) |
1974 |
| details |
Cretaceous |
|
South Dakota |
Millay,M.A. et al. Evolutionary trends in fossil Gymnosperm pollen |
1976 |
| details |
Paleogene |
Neogene |
Poland |
Grabowska,I. Flora of the Palaeogene and the Neogene. (In: Catalogue of Fossil. Part 3A. Cainozoic, Tertiary. J.Czerminski, editor) |
1977 |
| details |
Cretaceous |
|
South Dakota |
Kedves,M. Tranmission Electron Microscopy of the Fossil Gymnosperm Exines. |
1994 |
| details |
Early Cretaceous |
|
Wyoming |
Osborn,J.M. et al. Pollen morphology and Ulstructure of the Bennettitales: in situ, pollen of Cycadeoidea |
1995 |
| details |
Early Cretaceous |
|
South Dakota |
Osborn,J.M. et al. Pollen morphology and Ulstructure of the Bennettitales: in situ, pollen of Cycadeoidea |
1995 |
| details |
Cretaceous |
|
USA |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |
| details |
Cretaceous |
|
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 |