Genus Illaenus
- Species total:
- 2
- Age range:
- 478.33 - 0 MA (obsolete dating)
- IRMNG:
- find
Name | From | To | Age range |
---|---|---|---|
Illaenus angustifrons | Hirnantian | Hirnantian |
|
Illaenus intermedius | Middle Ordovician | Middle Ordovician |
|