| Polycelis tenuis Ijima, 1884 | 1961 or earlier | | | N. [map reference area, p. 42] ; |
| Opistomum arsenii Nasonov, 1917 | 1963 or earlier | | | Tenala: Skogbyträsk |
| Castrada (Castrada) stagnorum Luther, 1904 | 1963 or earlier | | | Tenala: Skogby träsk |
| Castrada (Castrada) intermedia (Volz, 1898) | 1963 or earlier | | | Tenala, Skogby träsk. |
| Castrada (Castrada) neocomensis Volz, 1898 | 1963 or earlier | | | Skogby träsk |
| Castrada (Castrada) armata (Fuhrmann, 1894) | Jul 1902 | | | Skogby träsk. |
| Strongylostoma radiatum (Müller, 1774) | 1963 or earlier | | | Tenala: Skogby träsk; |
| Strongylostoma elongatum elongatum Hofsten N, 1907 | 1963 or earlier | | | |
| Rhynchomesostoma rostratum (Müller, 1774) | 1963 or earlier | | | Tenala: Skogby träsk |
| Olisthanella palmeni Nasonov, 1917 | Aug 13, 1956 | | | Tenala: Skogby träsk, flacher, westlicher Teil, ca 5-25 cm tief, zwischen Sparganium. |
| Olisthanella obtusa (Schultze, 1851) | 1950 or earlier | | | Tenala: Skogby träsk in reicher Vegetation von Typha, Iris, Lemna minor etc., im Bodenschlamm wühlend. |
| Mesostoma ehrenbergii (Focke, 1836) | 1963 or earlier | | | Tenala Skogby träsk. |
| Mesostoma lingua (Abildgaard, 1789) | 1963 or earlier | | | Tenala: Skogby träsk |
| Microstomum lineare (Müller, 1773) | 1960 or earlier | | | Skogby träsk |
| Gieysztoria expedita (Hofsten N, 1907) | 1955 or earlier | | | Skogby träsk, Harparskog, Bach von Södra Vitträsk, an der Landstrasse. |
| Gieysztoria infundibuliformis (Fuhrmann, 1894) | 1955 or earlier | | | (A.L.) |
| Castrella (Castrella) truncata (Abildgaard, 1789) | 1955 or earlier | | | |