Genus Tersisphaera
- Species total:
- 4
- Age range:
- 435 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Tersisphaera | Late Givetian | Late Givetian |
|
| Tersisphaera consonum | Silurian | Silurian |
|
| Tersisphaera khaleri | Silurian | Silurian |
|
| Tersisphaera sp.A | Nd | Nd |
|