| link
|
From
|
To
|
Geolocation
|
Author - title
|
Year
|
|---|---|---|---|---|---|
| details | Late Eocene | Early Oligocene | E.Germany | Eisenack,A. Cordosphaeridium n.g., ex Hystrichosphaeridium, Hystrichosphaeridea | 1963 |
| details | Early Oligocene | Poland | Eisenack,A. Cordosphaeridium n.g., ex Hystrichosphaeridium, Hystrichosphaeridea | 1963 |