| details |
Early Oligocene |
|
USSR(Lithuanian SSR) |
Sarjeant,W.A.S. A restudy of some dinoflagellate cyst holotypes in the University of Kiel Collections. II. The Eocene holotypes of Barbara Klumpp (1953); with a revision of the genus Cordosphaeridium Eisenack, 1963. |
1981 |
| details |
Early Oligocene |
|
Baltic |
Eisenack,A. Hystricosphaeres |
1963 |
| details |
Early Oligocene |
|
Switzerland |
Scherer,F. Geologic-palaeontologic investigation of the Flysch and Molasse between Thunersee and Eriz, (Bern Canton). |
1966 |
| details |
Early Oligocene |
|
Baltic |
Eisenack,A. Some microfossils of the Tertiary in Samland and north Germany. |
1965 |
| details |
Early Oligocene |
Early Oligocene |
USSR(Lithuanian SSR) |
Sarjeant,W.A.S. A restudy of some dinoflagellate cyst holotypes in the University of Kiel Collections. II. The Eocene holotypes of Barbara Klumpp (1953); with a revision of the genus Cordosphaeridium Eisenack, 1963. |
1981 |
| details |
Early Oligocene |
|
Poland |
Eisenack,A. Cordosphaeridium n.g., ex Hystrichosphaeridium, Hystrichosphaeridea |
1963 |
| details |
Danian |
|
Denmark |
Lange,D. Microplancton from the Fishclays of Stevns-Klint, Seeland |
1969 |
| details |
Aptian |
Early Albian |
India(Madras) |
Venkatachala,B.S. et al. An assemblage of dinoflagellate cysts and acritarchs from Dalmiapuram Grey Shale, Cauvery Basin, Tamil Nadu, India. |
1980 |