Macrostomum viride (1) | 1913 or earlier | | | found in the Germany (Riesengebirgsseen 1168 m altitude). |
Macrostomum tuba | 1913 or earlier | | | |
Prorhynchus stagnalis | 1913 or earlier | | | (auch Riessengebirgsseen at 1168 m altitude) |
Prorhynchus sphyrocephalus | 1913 or earlier | | | |
Dalyellia cuspidata | 1913 or earlier | 30-40 m | | pools and lakes. |
Dalyellia hallezi (4) | 1913 or earlier | | | pools. |
Dalyellia armigera | 1913 or earlier | | | very active, swimming near the surface in standing water and flowing water, mud soils. |
Dalyellia viridis | 1913 or earlier | | | |
Dalyellia scoparia | 1913 or earlier | | | standing water |
Castrella truncata | 1913 or earlier | | | ubiquitous, very active, prefers swimming at the surface of cold and warm, standing and flowing water. |
Phaenocora unipunctata | 1913 or earlier | | | |
Opistomum pallidum | 1913 or earlier | | | lakes and puddles. Middle and northern Germany. |
Olisthanella splendida | 1913 or earlier | | | puddles and lakes. Probably pelagic. |
Strongylostoma radiatum | 1913 or earlier | | | ponds and lakes. |
Rhynchomesostoma rostratum | 1913 or earlier | | | |
Mesostoma lingua | 1913 or earlier | | | mud and detritus, of pools, ponds and lakes. |
Mesostoma craci | 1913 or earlier | | | |
Mesostoma tetragonum | 1913 or earlier | | | |
Bothromesostoma essenii | 1913 or earlier | | | north Germany. |
Plagiostomum lemani | 1913 or earlier | | mud | alpine lakes |
Planaria torva | 1961 or earlier | | | Deutschland, weit verbreitet (viele Autoren)..... |
Mesostoma tetragonum | 1904 or earlier | | | Königsberg (Braun coll., Luther 1904) |
Mesostoma rhynchotum | 1942 or earlier | | | |
Rhynchodemus sylvaticus | 1981 or earlier | | | found in various localities in Germany, Austria and Belgium. |
Castradella triacetabula | 1982 or earlier | | | |