| details |
Campanian |
Maastrichtian |
Mexico(Coahuila) |
Martnez-HernЎndez,E. Palynological survey in relation to paleoenvironments at the Fuentes-Rio Escondido Basin, Piedras Negras, Coahula, Mexico. |
1980 |
| details |
Campanian |
Maastrichtian |
Mexico(Coahuila) |
Martnez-HernЎndez,E. et al. Application of palynology in the detection of environment of deposition, Cuenca Fuentes-Rio Escondito, Coahuila, Mexico. |
1980 |
| details |
Middle Maastrichtian |
Late Maastrichtian |
North Dakota |
Artzner,D.G. Palynology of a Volcanic Ash in the Fox Hills Formation, (Maestrichtian), of Emmons, Morton, and Sioux Counties, North Dakota. |
1974 |
| details |
Burdigalian |
|
Hungary |
Maacz,G.J. et al. Brown Coal investigations in the Coal District of Borsod.2. |
1956 |