Genus Genus-J
- Species total:
- 4
- Age range:
- 280 - 73.5 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Genus-J sp | Santonian | Early Campanian |
|
| Genus-J sp.A | Permian | Permian |
|
| Genus-J sp.B | Permian | Permian |
|
| Genus-J sp.C | Permian | Permian |
|