Genus Imperfectotriletes
- Species total:
- 4
- Age range:
- 484 - 411 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Imperfectotriletes | Rhuddanian | Rhuddanian |
|
| Imperfectotriletes patinatus | Late Ordovician | Early Gorstian |
|
| Imperfectotriletes sp | Middle Arenigian | Early Telychian |
|
| Imperfectotriletes vavrdovae | Late Ordovician | Early Gorstian |
|