| Bothromesostoma personatum (Schmidt, 1848) | 1965-1967 | | | Grid Ref. 33430305. |
| Stenostomum leucops (Duges, 1828) | May 1966 - Feb 1967 | littoral | | calcium rich lake (59.6 mg/l). |
| Macrostomum distinguendum Papi, 1951 | May 1966 - Feb 1967 | littoral | | calcium rich lake (59.6 mg/l). |
| Macrostomum rostratum Papi, 1951 | May 1966 - Feb 1967 | littoral | | calcium rich lake (59.6 mg/l). |
| Stenostomum unicolor Schmidt, 1848 | May 1966 - Feb 1967 | littoral | | calcium rich lake (59.6 mg/l). |
| Microstomum lineare (Müller, 1773) | May 1966 - Feb 1967 | littoral | | calcium rich lake (59.6 mg/l). |
| Bothromesostoma personatum (Schmidt, 1848) | May 1966 - Feb 1967 | littoral | | calcium rich lake (59.6 mg/l). |
| Phaenocora typhlops (Vejdovsky, 1880) | May 1966 - Feb 1967 | littoral | | calcium rich lake (59.6 mg/l). |
| Gyratrix hermaphroditus Ehrenberg, 1831 | May 1966 - Feb 1967 | littoral | | calcium rich lake (59.6 mg/l). |
| Opisthocystis goettei (Bresslau, 1906) | May 1966 - Feb 1967 | littoral | | calcium rich lake (59.6 mg/l). |