Genus Ptychotriporina
- Species total:
- 2
- Age range:
- 90.33 - 0.01 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Ptychotriporina | Late Cretaceous | Pleistocene |
|
| Ptychotriporina sp | Teurian | Kaiatan |
|
Genus Ptychotriporina
- Species total:
- 2
- Age range:
- 90.33 - 0.01 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Ptychotriporina | Late Cretaceous | Pleistocene |
|
| Ptychotriporina sp | Teurian | Kaiatan |
|