| Cheliplanilla caudata Meixner, 1938 | 1956 or earlier | 1.0-5.0 m | fine sand |  | 
| Provortex karlingi Ax, 1951 | 1962 or earlier |  |  | notes that Karling has found this species in coastal groundwater near the shore line.  Stochholm, Halland, Gotland. | 
| Provortex tubiferus Luther, 1948 | 1962 or earlier |  |  |  | 
| Vejdovskya pellucida (Schultze, 1851) | 1962 or earlier |  |  | Karling. | 
| Baicalellia brevitubus (Luther, 1918) | 1962 or earlier | 0-10 m | sand, stone, soft soils | Östergötland as well as Gotland.  Frequent.  Karling. | 
| Cicerina tetradactyla Giard, 1904 | 1963 or earlier |  |  | Gotland.  Schwedische Ostseeküste. | 
| Zonorhynchus tvaerminnensis (Karling, 1931) | 1963 or earlier | 2 m |  | Gotland.  Feinsand in 2 m Tiefe. | 
| Thylacorhynchus pyriferus Karling, 1950 | 1974 or earlier | 4 m | sand | Schwedische Ostseeküste.  Gotland.  Sand. | 
| Procerodes littoralis (Ström, 1768) | 1893 or earlier |  |  | Übrige Verbreitung in der Ostsee.  Gotland | 
| Planaria torva (Müller, 1773) | 1873 or earlier |  |  | Gotland | 
| Planaria torva (Müller, 1773) | 1950 or earlier |  |  | Gotland troglophil, hell. | 
| Bdellocephala punctata (Pallas, 1774) | 1950 or earlier |  |  | Vättern |