Genus Zonosphaeridium
- Species total:
- 54
- Age range:
- 4100 - 230 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Zonosphaeridium acerbum | Ludlovian | Ludlovian |
|
| Zonosphaeridium absolutum | Late Proterozoic | Late Proterozoic |
|
| Zonosphaeridium | Precambriam | Paleozoic |
|