| WebNameShort | |
| Cyclotella ovalis Fricke in Schmidt et al. 1906 |
Details |
| Diatoma elongatum var. hybrida (Grunow in Van Heurck) Fricke in Schmidt et al. 1906 |
Details |
| Diatoma elongatum var. minus (Grunow) Fricke in Schmidt et al. 1906 |
Details |
| Diatoma hiemale (hyemale) var. mesodon (Ehrenberg) Fricke in Schmidt et al. 1906 |
Details |
| Diatoma maximum (Grunow) Fricke in Schmidt et al. 1906 |
Details |
| Diatoma ovalis Frick in Schmidt et al. 1906 |
Details |
| Gomphonema bella Fricke in Schmidt et al. 1906 |
Details |
| Gomphonema continuum Fricke in Schmidt et al. 1906 |
Details |
| Gomphonema olivaceum var. thumi Fricke in Schmidt et al. 1906 |
Details |
| Gomphonema subclavatum var. minor Fricke in Schmidt et al. 1906 |
Details |
| Rhopalodia hirundiniformis var. turgida Fricke in Schmidt et al. 1906 |
Details |
| Surirella sigma Fricke in Schmidt et al. 1906 |
Details |