Genus Yizhengopollis
- Species total:
- 5
- Age range:
- 100 - 22.5 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Yizhengopollis | Late Cretaceous | Early Tertiary |
|
| Yizhengopollis huichangensis | Cenomanian | Oligocene |
|
| Yizhengopollis songliaoensis | Cenomanian | Oligocene |
|
| Yizhengopollis triangulus | Cenomanian | Oligocene |
|
| Yizhengopollis yizhengensis | Cenomanian | Oligocene |
|