| Provortex pallidus Luther, 1948 | 1962 or earlier |  |  | N. Bromarf. | 
| Provortex karlingi Ax, 1951 | 1962 or earlier | 3 m |  |  | 
| Thalassoplanella collaris Luther, 1946 | 1946 or earlier |  |  | Bromarv. | 
| Opistomum arsenii Nasonov, 1917 | 1963 or earlier |  |  | N. Bromarf, Täktom träsk (A.L.) | 
| Castrada (Castrada) neocomensis Volz, 1898 | 1963 or earlier |  |  | Bromarv, Täktom träsk, Moor und Braunwassersee. | 
| Rhynchomesostoma rostratum (Müller, 1774) | 1963 or earlier |  |  |  | 
| Bothromesostoma personatum (Schmidt, 1848) | 1963 or earlier |  |  |  | 
| Microstomum lineare (Müller, 1773) | 1960 or earlier |  |  | Bromarv Täktom träsk | 
| Gieysztoria expedita (Hofsten N, 1907) | 1955 or earlier |  |  | Bromarf, Täcktom träsk, Bootkanal im Moor und schwankende Decke am Rand des offenen Wassers. | 
| Castrella (Castrella) truncata (Abildgaard, 1789) | 1955 or earlier |  |  |  |