Genus Psilasphaeratricolporites
- Species total:
- 2
- Age range:
- 68.5 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Psilasphaeratricolporites globosus | Maestrichtian | Maestrichtian |
|
| Psilasphaeratricolporites microporoidae | Maestrichtian | Maestrichtian |
|