Stenostomidae
Family of flatworms
From Wikipedia, the free encyclopedia
Stenostomidae is a family of freshwater catenulid flatworms. It is the most species-rich family of catenulids, with about 70 species described, most of them in the Neotropics.[2]
| Stenostomidae | |
|---|---|
| Stenostomum simplex | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Platyhelminthes |
| Class: | Catenulida |
| Family: | Stenostomidae Vejdovsky, 1880 |
| Genera[1] | |
| |
Catenulids of the family Stenostomidae are characterized by the brain divided into four clearly separated lobes, two anterior and two posterior, which lie near the mouth. The preoral zone contains a group of sensor cells with ciliated pits organized in long precerebral series.[3]