| Macrostomum obtusum Vejdovsky, 1895 | Jun 2, 1956 |  |  | swampy hardwood forest pool, Caltha palustris, moss and decaying leaves, 14.5 degrees C., about 5-10 cm deep. | 
| Bothrioplana semperi Braun, 1881 | Jun 2, 1956 |  |  | Caltha, moss, dead leaves.  14.5 degrees C. | 
| Stenostomum leucops leucops (Duges, 1828) | 1960 or earlier |  |  | Urjala: Raikko, Kivijärvi, Überschwemmungstümpel. | 
| Polycelis tenuis Ijima, 1884 | 1961 or earlier |  |  | Urjala.  (A. L.). | 
| Castrada (Castrada) perspicua (Fuhrmann, 1894) | Jun 1,  1956 |  |  | Urjala, Raikko, Frühlingstümpel. | 
| Rhynchomesostoma rostratum (Müller, 1774) | May 31 - Jun 1, 1956 |  |  | Urjala, Raikko, Tümpel in altem Kalkbruch | 
| Phaenocora unipunctata (Ørsted, 1843) | Jun 2, 1956 |  |  | Urajala, Raikko, Kalkkilehto |