Genus Spumenospheridium
- Species total:
- 1
- Age range:
- 478.33 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Spumenospheridium tuberosum | Middle Ordovician | Middle Ordovician |
|
Genus Spumenospheridium
- Species total:
- 1
- Age range:
- 478.33 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Spumenospheridium tuberosum | Middle Ordovician | Middle Ordovician |
|