| Nominal Species (n = 4) | Present allocation (n = 4) | Ref. |
|---|---|---|
| Tribonema elegans Pascher | Tribonema elegans | 80701 |
| Bumilleria sicula Borzí | Bumilleria sicula | 80701 |
| Tribonema ulotrichoides Pascher | Tribonema ulotrichoides | 80701 |
| Tribonema viride Pascher | Tribonema viride | 80701 |