Genus Huanghedinium
- Species total:
- 3
- Age range:
- 65 - 11.5 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Huanghedinium | Early Tertiary | Early Tertiary |
|
| Huanghedinium granorugosum | Middle Eocene | Middle Miocene |
|
| Huanghedinium magnum | Oligocene | Middle Miocene |
|