Opistomum pallidum | 1913 or earlier | | | lakes and puddles. |
Dalyellia euchroa | 1926 or earlier | | | near Warsaw. |
Catenula sekerai | 1926 or earlier | | | near Warsaw. |
Dalyellia expedita | 1926 or earlier | | | near Warsaw. |
Dalyellia rubra | 1926 or earlier | | | near Warsaw. |
Dalyellia brevimana | 1926 or earlier | | | near Warsaw. |
Dalyellia karisalmica | 1926 or earlier | | | near Warsaw. |
Gyratrix hermaphroditus coeca | 1926 or earlier | | | near Warsaw. |
Macrostomum appendiculatum | 1926 or earlier | | | near Warsaw. Winter eggs. |
Phaenocora unipunctata | 1926 or earlier | | | near Warsaw. thin-shelled eggs. |
Dalyellia penicilla | 1926 or earlier | | | near Warsaw. Two forms, large and small found. |
Macrostomum hystrix | 1891 or earlier | | | near Warsaw. |
Vortex pictus | 1891 or earlier | | | near Warsaw. |
Vortex sexdentatus | 1891 or earlier | | | near Warsaw. |
Vortex truncata | 1891 or earlier | | | near Warsaw. |
Opistomum pallidum | 1891 or earlier | | | near Warsaw. |
Microstomum lineare | 1891 or earlier | | | near Warsaw. |
Microstomum lineare | 1891 or earlier | | | near Warsaw. |
Gieysztoria sibirica | 1929 or earlier | | | Polen. Warschau, Mai (Gieysztor 1929) |
Opistomum pallidum | 1939 or earlier | | | Polen: Warschau |
Castradella granea | 1929 or earlier | | | |
Strongylostoma radiata | 1939 or earlier | | | |
Strongylostoma elongatum elongatum | 1924 or earlier | | | |
Rhynchomesostoma rostratum | 1939 or earlier | | | |
Olisthanella truncula | 1926 or earlier | | | |
Mesostoma productum | 1939 or earlier | | | |
Mesostoma craci | 1926 or earlier | | | |
Mesostoma craci | 1939 or earlier | | | |
Mesostoma rhynchotum | 1926 or earlier | | | |
Phaenocora typhlops | 1926 or earlier | | | |
Phaenocora unipunctata | 1926 or earlier | | | |
Macrostomum tuba | 1931 or earlier | | | Warschau, in Aquarien |
Microdalyellia armigera | 1939 or earlier | | | |
Microdalyellia fairchildi | 1939 or earlier | | | Warschau, künstlicher Teich |
Microdalyellia brevimana | 1932 or earlier | | | |
Microdalyellia picta | 1939 or earlier | | | |
Microdalyellia rossi | 1939 or earlier | | | |
Microdalyellia nanella | 1939 or earlier | | | Wigry u. Warschau, austrocknende Kleingewässer |
Dalyellia penicilla diminuta | 1939 and earlier | | | |
Dalyellia scoparia | 1926 or earlier | | | |
Gieysztoria cuspidata | 1926 or earlier | | | |
Gieysztoria rubra | 1939 or earlier | | | Warschau. |
Gieysztoria euchroa | 1939 or earlier | | | Wigry u. Warschau |
Castrella truncata | 1926 or earlier | | | |