| Olisthanella obtusa (Schultze, 1851) | 1913 or earlier | | | |
| Olisthanella nassonoffii (Graff, 1882) | 1913 or earlier | | sand mud | |
| Olisthanella obtusa (Schultze, 1851) | 1877 or earlier | | | Moskau. |
| Planaria torva (Müller, 1773) | 1926 and earlier | | | Russland: Leningrad; Moskau u.s.w., aber nicht östlich von der Wolga. |
| Opistomum pallidum Schmidt, 1848 | 1924 or earlier | | | Moskau |
| Strongylostoma radiatum (Müller, 1774) | 1924 or earlier | | | |
| Rhynchomesostoma rostratum (Müller, 1774) | 1877 or earlier | | | |
| Olisthanella truncula (Schmidt, 1858) | 1877 or earlier | | | |
| Mesostoma ehrenbergii (Focke, 1836) | 1877 or earlier | | | |
| Mesostoma lingua (Abildgaard, 1789) | 1900 or earlier | | | |
| Bothromesostoma personatum (Schmidt, 1848) | 1877 or earlier | | | |
| Microdalyellia armigera (Schmidt, 1862) | 1924 or earlier | | | |
| Castrella (Castrella) truncata (Abildgaard, 1789) | 1877 or earlier | | | Moskau |