| Nominal Species (n = 4) | Present allocation (n = 4) | Ref. |
|---|---|---|
| Pinnularia ambigua Cleve | Pinnularia ambigua | 80701 |
| Pinnularia cincta Ehrenberg | Pinnularia cincta | 80701 |
| Pinnularia kefvingensis Ehrenberg | Pinnularia kefvingensis | 80701 |
| Pinnularia lundii Hustedt | Pinnularia lundii | 80701 |