| details |
Nd |
|
Nd |
Rowley,J.R. In situ, pollen and spores in plant evolution. 14D -Exine origin, development and structure in Pteridophytes, Gymnosperms and angiosperms. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Cenomanian |
|
Kansas |
Kovach,W.L. Quantitative methods for the study of Lycopod megaspore ultrastructure |
1989 |
| details |
Nd |
|
Nd |
Lugardon,B. On the fine structure and nomenclature of the microspore test wall of Selaginella denticulata (L.) Link and Selaginella selaginoides, (L.) Link |
1972 |
| details |
Rhaetian |
Hettangian |
Poland |
Grabowska,I. et al. Flora from the Lower and Middle Jurassic microflora |
1970 |
| details |
Hettangian |
|
Poland |
Orlowska-Zwolinska,T. Microfloristic criteria for age determination of the beds occurring at the Triassic-Jurassic boundary in the Extra-Carpthian areas of Poland. |
1967 |
| details |
Early Liassic |
|
Poland |
Orlowska-Zwolinska,T. Lower Liassic age of the Wielichowo Beds in the light of spore and pollen analysis, (Polish Lowland). |
1966 |
| details |
Turonian |
|
Poland |
MackŠ²,S. Sporomorphs from Upper Cretaceous near Opole, (Silasia), and from the London Clays. |
1963 |
| details |
Rhaetian |
Early Liassic |
Wales |
Harris,T.M. A Liasso-Rhaetic flora in South Wales |
1957 |
| details |
Liassic |
|
W.Germany |
Reissinger,A. Pollen analysis extended to all sedimentary rocks of the geological past. |
1950 |