Macrostomidae

Macrostomidae
An adult Antromacrostomum armatum
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Platyhelminthes
Subclass: Macrostomorpha
Family: Macrostomidae
Genera

Macrostomidae is a family of small basal free-living flatworms, and are found in marine, brackish, and freshwater environments. There are currently about 180 named species in this family.