| details |
Eocene |
|
Europe |
Krutzsch,W. The stratigraphic classification of spores from the Lower Tertiary in northern Central Europe, (Paleocene to Middle Oligoene). Fundamental Methods and present status of investiations. |
1965 |
| details |
Early Eocene |
|
E.Germany |
Krutzsch,W. Table 1-Paleocene spore stratigraphy (Stratigraphic classification of spores from Upper Tertiary in North Central Europe |
1966 |
| details |
Early Eocene |
|
E.Germany |
Krutzsch,W. Eocene spore stratigraphy: Table 2. (Stratigraphic classification of spores from Upper Tertiary in North Central Europe.) |
1966 |
| details |
Early Eocene |
|
Europe |
Krutzsch,W. The stratigraphicly useful spore and pollen forms of the Middle European Lower Tertiary |
1967 |
| details |
Eocene |
|
Belgium |
Krutzsch,W. Taxonomy of the syncolporate and the morphologic relationship of the pollen genera and species (Sporae dispersae), of the Upper Cretaceous and Tertiary. Part 1. Syncolporate and Syncolporatoide pollen forms. |
1969 |
| original |
Early Eocene |
|
Belgium |
Krutzsch,W. et al. Pollenflora from Epinois and Loksbergen, Belgium. |
1977 |