Genus Amphigymnium
- Species total:
- 4
- Age range:
- 88 - 65 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Amphigymnium rigaudiae | Campanian | Maastrichtian |
|
| Amphigymnium mitratum | Senonian | Senonian |
|
| Amphigymnium cooksoniae | Coniacian | Campanian |
|
| Amphigymnium | Senonian | Senonian |
|