Microstomum
{{Short description|Genus of flatworms}}
{{Automatic taxobox
| taxon = Microstomum
| authority = Schmidt, 1848
}}
Microstomum is a genus of flatworms in the family Microstomidae.{{GBIF |id=2503339 |taxon=Microstomum |accessdate=31 May 2021}}
- Microstomum bioculatum {{small|Faubel, 1984}}
- Microstomum bispiralis {{small|Stirewalt, 1937}}
- Microstomum breviceps {{small|Marcus, 1951}}
- Microstomum canum {{small|Fuhrmann, 1894}}
- Microstomum caudatum {{small|Leidy, 1852}}
- Microstomum coerulescens {{small|(Schmarda, 1859)}}
- Microstomum crildensis {{small|Faubel, 1984}}
- Microstomum davenporti {{small|Graff, 1911}}
- Microstomum dermophthalmum {{small|Riedel, 1932}}
- Microstomum diplolethicum {{small|Steinböck, 1931}}
- Microstomum gabriellae {{small|Marcus, 1950}}
- Microstomum groenlandicum {{small|Levinsen, 1879}}
- Microstomum hamatum {{small|Westblad, 1952}}
- Microstomum hanatum {{small|Westblad, 1953}}
- Microstomum Jenseni {{small|Riedel, 1932}}
- Microstomum lineare {{small|(Müller OF, 1773)}}
- Microstomum littorale {{small|Ørsted, 1845}}
- Microstomum lucidum {{small|Fuhrmann, 1898}}
- Microstomum melanophthalmum {{small|Steinböck, 1933}}
- Microstomum mortenseni {{small|Riedel, 1932}}
- Microstomum mundum {{small|Graff, 1905}}
- Microstomum ornatum {{small|Uljanin, 1870}}
- Microstomum papillosum {{small|Graff, 1882}}
- Microstomum paradii {{small|Graff, 1913}}
- Microstomum philadelphicum {{small|Leidy, 1852}}
- Microstomum punctatum {{small|Dorner, 1902}}
- Microstomum rhabdotum {{small|Marcus, 1951}}
- Microstomum rubromaculatum {{small|Graff, 1882}}
- Microstomum septentrionale {{small|Sabussow, 1900}}
- Microstomum spiculifer {{small|Faubel, 1974}}
- Microstomum spiriferum {{small|Westblad, 1953}}
- Microstomum trichotum {{small|Marcus, 1950}}
- Microstomum ulum {{small|Marcus, 1950}}
- Microstomum variabile {{small|Leidy, 1851}}