original |
Miocene |
|
Texas |
Ebtehadj,K. Palynology of the subsurface Frio Formation, in Liberty and Chambers Counties, Texas. |
1969 |
original |
Late Cretaceous |
|
Colorado |
Thompson,G.G. Paleoecology of palynomorphs in the Mancos Shale, Southwestern Colorado. |
1969 |
original |
Campanian |
|
Canada(Alberta) |
Waldman,M. et al. Coprolites from the Upper Cretaceous of Alberta, Canada, with a description of their microflora. |
1970 |
original |
Campanian |
Maastrichtian |
California |
Mcleroy,C.A. et al. Upper Cretaceous, (Campanian-Maastrichtian), angiosperm pollen from the western San Joaquin Valley, California. |
1970 |
original |
Pannonian |
Romanian |
Czechoslovakia |
Planderova,E. Pliocene sporomorphs from the West Carpathians Mountains and their stratigraphic interpretation |
1972 |
original |
Campanian |
Maastrichtian |
California |
Chmura,C.A. Upper Cretaceous, (Campanian - Maastrichtian), angiosperm pollen from the western San Joaquin Valley, California, USA. |
1973 |