| Name | From | To | Age range |
|---|---|---|---|
| Homotryblium conicum | Middle Eocene | Middle Eocene |
|
| Homotryblium polyprocesses | Bartonian | Bartonian |
|
| Homotryblium costatum | Jackson | Jackson |
|
| Homotryblium sp.A Cost.& Down.,1979 | Late Ypresian | Late Ypresian |
|