| original |
Bartonian |
|
Netherlands |
De Coninck,J. Organic walled phytoplankton from the Bartonian and Eo-Oligocene transitional deposits of the Woensdrect borehole, southern Netherlands. |
1986 |
| details |
Middle Eocene |
|
USSR(Ukrainian SSR) |
Stotland,A.B. Stratigraphic subdivision and age of Amber-bearing rocks in the northern Slope of the Ukrainian Crystalline Massif according to data of microphytofossil studies |
1990 |
| details |
Bartonian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Eocene |
|
Nd |
PrŠ¶ssl,K.F. Paucilobimorpha de Coninck 1986 and Tritonites Marshall and Partridge 1988: two synonymous Eocene acritarch genera. |
1994 |
| details |
Priabonian |
Bartonian |
Belgium |
De Coninck,J. Organic-walled microfossils of the Bartonian Priabonian and Early Rupelian from the Kallo borehole; significant species from the Woensdricht, Kallo and Mol boreholes |
1995 |
| details |
Priabonian |
Bartonian |
Belgium |
De Coninck,J. Organic-walled microfossils of the Bartonian Priabonian and Early Rupelian from the Kallo borehole; significant species from the Woensdricht, Kallo and Mol boreholes |
1995 |
| details |
Late Eocene |
Early Oligocene |
Belarus |
Zaporozhets,N.I. et al. Organic-walled phytoplankton in the Upper Eocene - Lower Oligocene deposits of the former Soviet Union. (In: Late Eocene-Early Oligocene geological and Biotical events on the Territory of the Former Soviet Union.Part 2: the regional geology of the Upper Eocene and Lower Oligocene. V.A.Krasheninnikov and M.A.Akhmetiev, editors) |
1996 |