| WebNameShort | |
| Achnanthes austriaca Hustedt 1922 |
Details |
| Anomoeoneis zellensis var. linearis Hustedt 1922 |
Details |
| Caloneis latiuscula var. subholsti Hustedt 1922 |
Details |
| Cyclotella operculata var. unipunctata Hustedt 1922 |
Details |
| Cyclotella ovalis f. elliptica Decksbach & Handmann in Hustedt 1922 |
Details |
| Cyclotella ovalis f. margaritifera Decksbach & Handmann in Hustedt 1922 |
Details |
| Cyclotella ovalis f. radiata Peragallo in Hustedt 1922 |
Details |
| Cyclotella ovalis f. solea Decksbach & Handmann in Hustedt 1922 |
Details |
| Cymbella helvetica var. punctata Hustedt 1922 |
Details |
| Cymbella sinuata var. ovata Hustedt 1922 |
Details |
| Diploneis domblittensis var. alpina (Meister) Hustedt 1922 |
Details |
| Diploneis marginestriata Hustedt 1922 |
Details |
| Epithemia sorex var. gracilis Hustedt 1922 |
Details |
| Frustulia styriaca var. ventricosa Hustedt 1922 |
Details |
| Navicula densestriata Hustedt 1922 |
Details |
| Navicula mutica var. binodis Hustedt 1922 |
Details |
| Navicula tuscula var. obtusa Hustedt 1922 |
Details |
| Neidium distinctepunctatum Hustedt 1922 |
Details |
| Neidium dubium var. constricta Hustedt 1922 |
Details |
| Neidium productum var. triundulata Hustedt 1922 |
Details |