Genus Rugulasphaeridium
- Species total:
- 2
- Age range:
- 353 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Rugulasphaeridium | Famennian | Famennian |
|
| Rugulasphaeridium venustum | Famennian | Famennian |
|
Genus Rugulasphaeridium
- Species total:
- 2
- Age range:
- 353 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Rugulasphaeridium | Famennian | Famennian |
|
| Rugulasphaeridium venustum | Famennian | Famennian |
|