| details |
Cambrian |
|
Greenland |
Downie,C. Acritarchs from near the Precambrian-Cambrian boundary--A preliminary account. |
1974 |
| details |
Cambrian |
|
Norway |
Downie,C. Acritarchs from near the Precambrian-Cambrian boundary--A preliminary account. |
1974 |
| details |
Cambrian |
|
Scotland |
Downie,C. Acritarchs from near the Precambrian-Cambrian boundary--A preliminary account. |
1974 |
| details |
Early Cambrian |
|
Scotland |
Downie,C. Intercontinental correlation of the Lower Cambrian based on acritarchs. |
1974 |
| details |
Early Cambrian |
|
Greenland |
Downie,C. Intercontinental correlation of the Lower Cambrian based on acritarchs. |
1974 |
| details |
Early Cambrian |
|
Norway |
Downie,C. Intercontinental correlation of the Lower Cambrian based on acritarchs. |
1974 |
| details |
Middle Frasnian |
|
Belgium |
Dricot,E.M. Evolution and paleogeographic distribution of microplankton (Acritarchs) in the Frasnian of Belgium. |
1967 |
| details |
Silurian |
|
USSR(Siberia) |
Dubatolov,V.N. et al. Biostratigraphy-Paleozoic of the southeast region of the West Siberian Platform. |
1984 |
| details |
Late Aeronian |
|
Czechoslovakia(Bohemia) |
Dufka,P. Mazuelloids from the Lower Silurian of the Prague Basin (Barrandian, Bohemian Massif) |
1991 |
| details |
Late Llandoverian |
|
Czechoslovakia |
Dufka,P. et al. Upper Llandoverian acritarchs from Karlstejn, Barrandian area Bohemian Massif |
1988 |
| details |
Late Landenian |
Early Sparnacian |
England(Sussex) |
Dupuis,C. et al. The Woolwich Beds find the London Clay of Newhaven (East Sussex), new palynological and stratigraphic data. |
1985 |
| details |
Late Rhaetian |
Toarcian |
Denmark |
Dybkjaer,K. Palynological zonation and palynofacies investigation of the Fjerritslev Formation (Lower Jurassic-Basal Middle Jurassic) in the Danish Subbasin |
1991 |
| details |
Miocene |
|
Texas |
Ebtehadj,K. Palynology of the subsurface Frio Formation, in Liberty and Chambers Counties, Texas. |
1969 |
| details |
Nd |
|
Nd |
Eisenack,A. Some recent observations on Hystrichosphaeridium |
1962 |
| details |
Ordovician |
|
Baltic |
Eisenack,A. The microfauna of the Ostseekalke. 1. Chitinozoa, Hystrichosphaeres. |
1965 |
| details |
Early Ordovician |
Middle Ordovician |
Sweden |
Eisenack,A. The microfauna of the Ostseekalke. 1. Chitinozoa, Hystrichosphaeres. |
1965 |
| details |
Silurian |
|
Sweden |
Eisenack,A. Microfossils of the Gotland Silurian. Hystrichospheres and questionable types |
1965 |