| Beklemischeviella angustior Luther, 1943 | prior to 1943 | | | found in the Baltic Sea, and at the entrance of the Gulf of Finland near Stockholm. |
| Provortex pallidus Luther, 1948 | 1962 or earlier | | | Schären von Stockholm. |
| Provortex karlingi Ax, 1951 | 1962 or earlier | | | notes that Karling has found this species in coastal groundwater near the shore line. Stochholm, Halland, Gotland. |
| Vejdovskya pellucida (Schultze, 1851) | 1962 or earlier | | | numerous from Stockholm southward to Finnish Bay. |
| Vejdovskya ignava Ax, 1951 | 1962 or earlier | | | Schären von Stockholm. Coastal groundwater. Karling. |
| Baicalellia brevitubus (Luther, 1918) | 1962 or earlier | 0-10 m | sand, stone, soft soils | Schären von Stockholm. Frequent. Karling. |
| Baicalellia beauchampi (Ax, 1956) | 1954 or earlier | | | |
| Castrada (Castrada) armata (Fuhrmann, 1894) | 1963 or earlier | | | Stockholm, Nacka, Dammtorpsjön (Kinnander, briefl. Mitt.) |
| Mesostoma lingua (Abildgaard, 1789) | 1963 or earlier | | | |