| details |
Middle Jurassic |
|
Norway |
Vigran,J.O. et al. Illustrations and distribution of the Jurassic palynomorphs of Norway. |
1975 |
| details |
Albian |
|
Canada(NWT,Mackenzie) |
Brideaux,W.W. et al. Biostratigraphic determinations from the subsurface of the District of Franklin and MacKenzie and the Yukon Teritory |
1976 |
| details |
Aptian |
Albian |
Canada(NWT) |
Sweet,A.R. Jurassic and Cretaceous megaspores. |
1979 |
| details |
Aptian |
Albian |
Canada(NWT) |
Sweet,A.R. Jurassic and Cretaceous megaspores. |
1979 |
| details |
Cretaceous |
|
Alaska(North Slope) |
Scott,R.A. et al. Some Cretaceous plant Megafossils and microfossils from the Nanushuk Group, northern Alaska |
1979 |
| details |
Middle Albian |
Late Albian |
Canada(Arctic) |
Miall,A.D. Mesozoic and Tertiary geology of Banks Island, Arctic Canada. The history of an unstable craton margin. |
1979 |
| details |
Late Albian |
|
Oklahoma |
Wingate,F.H. Plant microfossils from the Denton Shale Member of the Bokchito Formation, (Lower Cretaceous, Albian) in Southern Oklahoma. |
1980 |
| details |
Middle Valanginian |
Hauterivian |
Poland |
Waksmundzka,M. Lower Cretaceous megaspores from northern Poland. |
1982 |
| details |
Cenomanian |
|
Kansas |
Kovach,W.L. et al. Megaspores and other dispersed plant remains from the Dakota Formation (Cenomanian) of Kansas, USA. |
1988 |
| details |
Cenomanian |
|
Kansas |
Kovach,W.L. Quantitative palaeoecology of megaspores and other dispersed plant remains from the Cenomanian of Kansas, USA. |
1988 |
| details |
Berriasian |
Maastrichtian |
Worldwide |
Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. |
1989 |
| details |
Valanginian |
Hauterivian |
Poland |
Mamczar,J. Megaspores. (In: Atlas of Guide and Characteristic Fossils. L.Malinawska, editor) |
1989 |
| details |
Early Valanginian |
|
Netherlands |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| details |
Late Aptian |
Early Albian |
Argentina(Santa Cruz) |
Baldoni,A.M. et al. Megaspores from the Lower Cretaceous Kachaike Formation, Santa Cruz Province, Argentina. |
1991 |
| details |
Valanginian |
Albian |
Australia |
Dettmann,M.E. Cretaceous vegetation: The microfossil record. |
1994 |
| details |
Mesozoic |
|
Nd |
Kovach,W.L. A review of Mesozoic megaspore-ultrastructure. (In: Ultrastructure of Fossil Spores and Pollen. M.H.Kurmann and J.A.Doyle, editors) |
1994 |
| details |
Late Aptian |
Early Albian |
Argentina(Santa Cruz) |
Baldoni,A.M. et al. Palynology of the Lower Cretaceous Kachaike Formation, Santa Cruz Province, Argentina. |
2001 |