| original |
Oligocene |
|
Poland |
Eisenack,A. Microfossils from the Lower Oligocene phosphorites of Samland and concerning the uniformity of Hystrichospheres. |
1954 |
| details |
Nd |
|
Nd |
De Coninck,J. Ypresian organic walled microfossils from the Belgian Basin. |
1975 |
| details |
Hauterivian |
Barremian |
England(Berkshire) |
Davey,R.J. et al. The genera Hystrichosphaera and Achomosphaera. (In: Studies on Mesozoic and Cainozoic Dinoflagellate Cysts. R.J.Davey, C.Downie, W.A.S.Sarjeant and G.L.Williams) |
1966 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Nd |
|
Nd |
Sarjeant,W.A.S. A restudy of some dinoflagellate cyst holotypes in the University of Kiel collections. IV. The Oligocene and Miocene holotypes of Dorothea Maier (1959). |
1983 |
| details |
Early Oligocene |
|
Poland |
Davey,R.J. et al. The genera Hystrichosphaera and Achomosphaera. (In: Studies on Mesozoic and Cainozoic Dinoflagellate Cysts. R.J.Davey, C.Downie, W.A.S.Sarjeant and G.L.Williams) |
1966 |
| details |
Oligocene |
|
Germany(Prussia) |
Davey,R.J. et al. The genus Hystrichosphaeridium and its allies. (In: Studies on Mesozoic and Cainozoic Dinoflagellate Cysts. R.J.Davey, C.Downie, W.A.S.Sarjeant and G.L.Williams) |
1966 |
| details |
Early Oligocene |
|
Poland |
De Coninck,J. Dinophyceae and acritarcha from the Ypresian of the Kallo Boring. |
1969 |
| details |
Oligocene |
|
Poland |
Davey,R.J. et al. Appendix to "Studies on Mesozoic and Cainozoic dinoflagellate cysts" |
1969 |
| details |
Bartonian |
|
Belgium |
Rozen,B. Contribution to the study of Hystrichospheres and dinoflagellates of the Belgian Bartonian. |
1965 |
| details |
Ypresian |
|
Belgium |
De Coninck,J. Planktonic microfossils from Ypresian Sand at Merelbeke. Dinophyceae and acritarcha. |
1965 |
| details |
Nd |
|
Nd |
Lentin,J.K. et al. Fossil dinoflagellates: index to genera and species. |
1973 |
| details |
Nd |
|
Nd |
Gocht,H. Form-Associations of Lower Tertiary microplankton from a Boring in the oil Field of Meckelfeld near Hamburg |
1969 |
| details |
Ypresian |
|
Belgium |
De Coninck,J. The fossiliferous Ypresian of Merelbeke. 2.Hystrichospheres and dinoflagellates. |
1966 |
| details |
Ypresian |
|
Belgium |
De Coninck,J. Dinophyceae and acritarcha from the Ypresian of the Kallo Boring. |
1969 |
| details |
Middle Oligocene |
Middle Miocene |
W.Germany(Niedersachsen) |
Gerlach,E. Oligocene and Miocene microfossils of Northwestern Germany, with special consideration of Hystrichospheres and dinoflagellate. |
1961 |
| details |
Sparnacian |
|
France(Paris Basin) |
Gruas-Cavagnetto,C. Palynological study of various Sparnacian Beds in the Paris Basin |
1968 |