Genus Iberosphaeridium
- Species total:
- 2
- Age range:
- 570 - 392.33 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Iberosphaeridium | Late Ludlovian | Early Gedinnian |
|
| Iberosphaeridium almadraba | Early Paleozoic | Early Gedinnian |
|