Genus Cleithronetrum
- Species total:
- 2
- Age range:
- 570 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Cleithronetrum | Ordovician | Ordovician |
|
| Cleithronetrum cancellatum | Early Paleozoic | Early Paleozoic |
|
Genus Cleithronetrum
- Species total:
- 2
- Age range:
- 570 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Cleithronetrum | Ordovician | Ordovician |
|
| Cleithronetrum cancellatum | Early Paleozoic | Early Paleozoic |
|