| Microstomum punctatum Dorner, 1902 | 1902 or earlier | | | Linkener lake in East Prussia. |
| Dalyellia expedita Hofsten N, 1907 | 1913 or earlier | | | |
| Dalyellia triquetra (Fuhrmann, 1894) | 1913 or earlier | | | |
| Phaenocora typhlops (Vejdovsky, 1880) | 1913 or earlier | | | pools. |
| Phaenocora vejdovskyi (Vejdovsky, 1895) | 1913 or earlier | | | pools. |
| Typhloplana minima (Fuhrmann, 1894) | 1913 or earlier | | | |
| Castrada (Castrada) lanceola (Braun, 1885) | 1913 or earlier | | | |
| Castrada (Castrada) hofmanni Braun, 1885 | 1913 or earlier | | | |
| Castrada (Castrada) viridis Volz, 1898 | 1913 or earlier | | | |
| Mesostoma chromobactrum Braun, 1885 | 1913 or earlier | | | pools |
| Bothromesostoma essenii Braun, 1885 | 1909 or earlier | | | |
| Castrada (Castrada) agilis Dorner, 1902 | 1902 or earlier | | | |
| Castrella (Castrella) serotina Dorner, 1902 | 1902 or earlier | | | |
| Mesostoma exigua Dorner, 1902 | 1902 or earlier | | | |
| Microstomum inerme Zacharias, 1894 | 1902 or earlier | | | |
| Microstomum giganteum Hallez, 1878 | 1902 or earlier | | | |
| Microstomum punctatum Dorner, 1902 | 1902 or earlier | | | |
| Plagiostomum lemani Forel & Du Plessis, 1874 | 1902 or earlier | | | |
| Vortex pictus Schmidt, 1848 | 1902 or earlier | | | |
| Olisthanella obtusa (Schultze, 1851) | 1902 or earlier | | | Ostpreussen: Gerichsee. |
| Typhloplana viridata (Abildgaard, 1789) | 1902 or earlier | | | Ostpreussen. |
| Opistomum pallidum Schmidt, 1848 | 1902 or earlier | | | Ostpreussen. |
| Castrada (Castrada) lanceola (Braun, 1885) | 1902 or earlier | | | Ostpreussen. |
| Phaenocora typhlops (Vejdovsky, 1880) | 1902 or earlier | | | |
| Microdalyellia armigera (Schmidt, 1862) | 1902 or earlier | | | |
| Castrella (Castrella) truncata (Abildgaard, 1789) | 1902 or earlier | | | |
| Phaenocora gracilis (Vejdovsky, 1895) | 1901 | | | |