| original |
Valanginian |
|
England(Sussex) |
Batten,D.J. Some British Wealden megaspores and their facies distribution. |
1969 |
| details |
Early Albian |
|
Canada(Ontario) |
Hopkins,W.S. et al. Miospores and megaspores from the Lower Cretaceous Mattagami Formation of Ontario. |
1976 |
| details |
Middle Albian |
Late Albian |
Canada(Arctic) |
Sweet,A.R. Jurassic and Cretaceous megaspores. |
1979 |
| details |
Aptian |
Albian |
Canada(NWT) |
Sweet,A.R. Jurassic and Cretaceous megaspores. |
1979 |
| details |
Late Ryazanian |
Early Valanginian |
England(Sussex) |
Batten,D.J. Palynofacies and salinity in the Purbeck and Wealden of Southern England. (In: Aspects of Micropalaeontology. F.T.Banner et al, editors) |
1982 |
| details |
Late Ryazanian |
Valanginian |
England(Sussex) |
Batten,D.J. Palynofacies and salinity in the Purbeck and Wealden of Southern England. (In: Aspects of Micropalaeontology. F.T.Banner et al, editors) |
1982 |
| 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 |
Valanginian |
Early Cenomanian |
Worldwide |
Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. |
1989 |
| details |
Valanginian |
|
England |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| details |
Wealden |
|
England |
Batten,D.J. et al. Morphological reassessment of some zonate coronate megaspore genera of mainly post-Palaeozoic age. |
1993 |