Genus Genus-G
- Species total:
- 3
- Age range:
- 325 - 73.5 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Genus-G sp | Gearyan | Early Campanian |
|
| Genus-G sp.1 | Chesterian | Chesterian |
|
| Genus-G sp.A | Desmoinesian | Desmoinesian |
|