Genus Zonosphaeridium
- Species total:
- 54
- Age range:
- 4100 - 230 MA (obsolete dating)
- IRMNG:
- find
Name | From | To | Age range |
---|---|---|---|
Zonosphaeridium aquicusum | Late Gothlandian | Late Gothlandian |
|
Zonosphaeridium perfusum | Late Gothlandian | Late Gothlandian |
|
Zonosphaeridium conspersum | Late Gothlandian | Late Gothlandian |
|