| Provortex balticus (Schultze, 1851) | 1879 or earlier |  |  |  | 
| Provortex balticus (Schultze, 1851) | 1925 or earlier |  |  |  | 
| Provortex balticus (Schultze, 1851) | 1932 or earlier |  |  |  | 
| Baicalellia brevitubus (Luther, 1918) | 1932 or earlier |  |  | West greenland. | 
| Acrochordonoposthia conica Reisinger, 1924 | 1932 and earlier |  |  | Westgrönland. | 
| Castrada (Castrada) inermis Hofsten N, 1911 | 1932 or earlier |  |  | Westgrönland. | 
| Castrada (Castrada) luteola Hofsten N, 1907 | 1923 or earlier |  |  | West- u. Ost-Grönland | 
| Tetracelis marmorosa (Müller, 1773) | 1955 or earlier |  |  | West- und Ostgrönland. | 
| Strongylostoma elongatum elongatum Hofsten N, 1907 | 1932 or earlier |  |  |  | 
| Ascophora elegantissima Findenegg, 1924 | 1955 or earlier |  |  | West-Grönland. | 
| Mesostoma lingua (Abildgaard, 1789) | 1932 or earlier |  |  |  | 
| Bothromesostoma personatum (Schmidt, 1848) | 1932 and earlier |  |  |  |