| details |
Barremian |
Aptian |
Argentina(Patagonia) |
Archangelsky,S. et al. Morphology and structure of megaspores from the Cretaceous of Patagonia, Republic of Argentina. |
1990 |
| details |
Early Aptian |
|
Argentina(Santa Cruz) |
Taylor,W.A. et al. Ulstrastructural analysis of selected Cretaceous megaspores from Argentina |
1988 |
| details |
Early Aptian |
|
Argentina(Santa Cruz) |
Kedves,M. Tranmission Electron Microscopy of the Fossil Spores. |
1996 |
| details |
Late Jurassic |
Early Cretaceous |
Canada(Alberta) |
Sweet,A.R. Jurassic and Cretaceous megaspores. |
1979 |
| details |
Late Cretaceous |
|
Canada(Alberta) |
Speelman,J.D. et al. Megaspore paleoecology |
1980 |
| details |
Cenomanian |
|
Canada(Alberta) |
Singh,C. Cenomanian microfloras of the Peace River area Northwestern Alberta |
1983 |
| details |
Aptian |
|
Canada(Alberta) |
Singh,C. Microflora of the Lower Cretaceous Mannville Group, east-central Alberta. |
1964 |
| details |
Middle Albian |
|
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |
| details |
Campanian |
Maastrichtian |
Canada(Alberta) |
Gunther,P.R. et al. Megaspores and other palynomorphs of the Brazeau Formation (Upper Cretaceous) Nordegg area, Alberta, Canada. |
1972 |
| details |
Toarcian |
Bajocian |
Canada(Arctic) |
Sweet,A.R. Jurassic and Cretaceous megaspores. |
1979 |
| details |
Middle Albian |
|
Canada(Ontario) |
Norris,G. Mesozoic palynology of the Moose River Basin. (In: Mesozoic geology and mineral potential of Moose River Basin. I.G.Telford and H.M.Verma, editor) |
1982 |
| details |
Early Albian |
|
Canada(Ontario) |
Hopkins,W.S. et al. Miospores and megaspores from the Lower Cretaceous Mattagami Formation of Ontario. |
1976 |
| details |
Middle Jurassic |
Early Cretaceous |
China |
Yang,J. et al. Recent advances of megaspores studies in China. |
1987 |
| details |
Early Jurassic |
Middle Jurassic |
China(Sinkiang Uighur) |
Yang,J. et al. The discovery of Early and Middle Jurassic megaspores from the Junggar Basin, Xinjiang, and their stratigraphic significance. |
1982 |
| details |
Jurassic |
|
China(Sinkiang Uighur) |
Yu,J. et al. Palynological assemblage sequence from Late Permian to Tertiary in northern Xinjian |
1986 |
| details |
Early Triassic |
Middle Triassic |
China(Sinkiang Uighur) |
Yang,J. et al. The discovery of Early and Middle Jurassic megaspores from the Junggar Basin, Xingjiang and their stratigraphic significance |
1986 |
| details |
Middle Jurassic |
|
China(Sinkiang Uighur) |
Liu,Z. Jurassic palynofloras and their bearing on stratigraphic correlation in China. |
2000 |