Genus Retitetraspora
- Species total:
- 4
- Age range:
- 100 - 22.5 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Retitetraspora | Late Eocene | Early Oligocene |
|
| Retitetraspora membranous | Cenomanian | Oligocene |
|
| Retitetraspora sp | Cenomanian | Oligocene |
|
| Retitetraspora yingchengensis | Cenomanian | Oligocene |
|