| Castrada (Castrada) lanceola (Braun, 1885) | 1917 or earlier |  |  | Salojärvi. | 
| Castrada (Castrada) hofmanni Braun, 1885 | 1917 or earlier |  |  | Umgebung von Viborg = Viipuri:  See Ventelä auf der Insel Oravansaari u. See Salojärvi. | 
| Castrada (Castrada) viridis Volz, 1898 | 1917 or earlier |  |  | Viborg = Viipuri, Salojärvi. | 
| Strongylostoma radiatum (Müller, 1774) | 1917 or earlier |  |  | Karisalmi, Waldtümpel u. See Salojärvi | 
| Rhynchomesostoma rostratum (Müller, 1774) | 1917 or earlier |  |  | Umgebung von Viborg = Viipuri:  Ventelä, Salojärvi u. Tervajärvi. | 
| Mesostoma ehrenbergii (Focke, 1836) | 1917 or earlier |  |  | Umgebung von Viborg = Viipuri:  Karisalmi, Seen Salojärvi u. Tervajärvi. | 
| Mesostoma productum (Schmidt, 1848) | 1917 or earlier |  |  | Karisalmi, Seen Lauslahti u. Salojärvi | 
| Mesostoma punctatum Braun, 1885 | Jun 19, 1916 |  |  |  | 
| Bothromesostoma essenii Braun, 1885 | 1963 or earlier |  |  |  | 
| Phaenocora unipunctata (Ørsted, 1843) | 1917 or earlier |  |  | Umgebung von Viipuri = Viborg, Salojärvi (Ph. megalops Nasonov 1917, p. 1107) | 
| Microstomum lineare (Müller, 1773) | 1917 or earlier |  |  | Karisalmi Salojärvi u. Tervajärvi. | 
| Gieysztoria virgulifera (Plotnikow, 1906) | 1917 or earlier |  |  | Karisalmi bei Viborg (Viipuri), Seen Salojärvi u. Tervalampi. | 
| Gieysztoria infundibuliformis (Fuhrmann, 1894) | 1917 or earlier |  |  | Karisalmi bei Viborg (= Viipuri), Seen Salojärvi u. Tervajärvi. | 
| Castrella (Castrella) truncata (Abildgaard, 1789) | 1917 or earlier |  |  |  |