The Ptychochrominae are a subfamily in the cichlid family of fish. It includes about 14 species. They are restricted to lakes and rivers in

Madagascar Madagascar, officially the Republic of Madagascar, is an island country that includes the island of Madagascar and numerous smaller peripheral islands. Lying off the southeastern coast of Africa, it is the world's List of islands by area, f ...

, and the majority are

threatened A threatened species is any species (including animals, plants and fungi) which is vulnerable to extinction in the near future. Species that are threatened are sometimes characterised by the population dynamics measure of ''critical depensatio ...

. Most cichlid genera native to Madagascar are included in this subfamily; the only exceptions are '' Paretroplus'' (subfamily Etroplinae) and ''

Paratilapia ''Paratilapia'' is a genus of cichlids generally restricted to Madagascar. These are large, dark cichlids densely covered in light spots. An additional very poorly known species from the Congo River basin in mainland Africa is sometimes also plac ...

'' (sometimes included in the Ptychochrominae, but likely belongs in its own subfamily). Abstract Abstract

Genera

The following genera are included in the subfamily Ptychochrominae: *'' Katria'' Stiassny & Sparks, 2006 *'' Oxylapia'' Kiener & Maugé, 1966 *''

'' Bleeker, 1868 *'' Ptychochromis'' Steindachner, 1880 *'' Ptychochromoides'' Kiener & Maugé, 1966

References

{{Taxonbar, from=Q136389 Cichlid fish of Africa * Fish subfamilies Cichlidae