Genus Semigleicheniidites
- Species total:
- 3
- Age range:
- 100 - 7.2 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Semigleicheniidites | Tortonian | Helvetian |
|
| Semigleicheniidites duplex | Late Oligocene | Helvetian |
|
| Semigleicheniidites kashiensis | Cenomanian | Eocene |
|