Polystomoides
{{Short description|Genus of flatworms}}
{{Automatic taxobox
|image = Polystomoides megacotyle (YPM IZ 096675).jpeg
|image_caption =Polystomoides megacotyle
|taxon = Polystomoides
|authority = Ward, 1917
}}
Polystomoides is a genus of flatworms belonging to the family Polystomatidae.{{cite web |title=Polystomoides Ward, 1917 |url=https://www.gbif.org/species/2503815 |website=www.gbif.org |access-date=18 June 2021 |language=en}}
The species of this genus are found in Australia and Northern America.
- Polystomoides australiensis {{small|Rohde & Pearson, 1980}}
- Polystomoides brasiliensis {{small|Vieira, Novelli, Sousa & Lima, 2008}}
- Polystomoides coronatus {{small|(Leidy, 1888) Ozaki, 1935}}
- Polystomoides fuquesi {{small|Mañe-Garzón & Gil, 1962}}
- Polystomoides magdalenensis {{small|Lenis & Garca-Prieto, 2009}}
- Polystomoides malayi {{small|Rohde, 1963}}
- Polystomoides megaovum {{small|Ozaki, 1936}}
- Polystomoides nelsoni {{small|Du Preez & Rooyen, 2015}}
- Polystomoides ocellatum {{small|(Rudolphi, 1819)}}
- Polystomoides oris
- Polystomoides rohdei {{small|Mañe-Garzón & Holcman-Spector, 1968}}
- Polystomoides scottae {{small|Pichelin, 1995}}
- Polystomoides scriptanus {{small|Héritier, Verneau, Smith, Coetzer & Du Preez, 2017}}
- Polystomoides soredensis {{small|Héritier, Verneau, Smith, Coetzer & Du Preez, 2017}}
- Polystomoides uruguayensis {{small|Mañe-Garzón & Gil, 1961}}