| WebNameShort | |
| Diploneis crabro var. donkini Halden 1929 |
Details |
| Diploneis elliptica var. salina Halden 1929 |
Details |
| Navicula granulata var. europaea Halden 1929 |
Details |
| Nitzschia arcuatosigmoidea (arcuato-sigmoidea) var. scanica Halden 1929 |
Details |
| Nitzschia obtusa var. subcapitata Halden 1929 |
Details |
| Nitzschia punctata var. peragalli Halden 1929 |
Details |
| Nitzschia sigma f. maxima Halden 1929 |
Details |
| Surirella torquata var. scanica Halden 1929 |
Details |
| Synedra affinis var. obtusa sensu Halden 1929 |
Details |