| details |
Aptian |
Albian |
Worldwide |
Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. |
1989 |
| details |
Aptian |
Albian |
Argentina(Santa Cruz) |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| 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 |
Nd |
|
Nd |
Dettmann,M.E. Ultrastructure and biogeography of Balmeisporites Cookson and Dettmann,1958. |
1995 |
| details |
Late Aptian |
Early Albian |
Argentina(Santa Cruz) |
Batten,D.J. et al. Differentiation, affinities and palaeoenvironmental significance of the megaspores Arcellites and Bohemisporites in Wealden and other Cretaceous successions. |
1996 |
| details |
Late Campanian |
Early Maestrichtian |
Argentina(Santa Cruz) |
Baldoni,A.M. et al. Cretaceous megaspores from two boreholes in the Austral Basin, Santa Cruz Province, Argentina, and their stratigrapahic and palaeoenvironmental significance. |
1997 |
| 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 |