''Poeciliopsis'' is a genus of

poeciliid Poeciliidae are a family of freshwater ray-finned fishes of the order Cyprinodontiformes, the tooth-carps, and include well-known live-bearing aquarium fish, such as the guppy, molly, platy, and swordtail. The original distribution of the fam ...

fishes that primarily are native to

Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...

and

Central America Central America is a subregion of North America. Its political boundaries are defined as bordering Mexico to the north, Colombia to the southeast, the Caribbean to the east, and the Pacific Ocean to the southwest. Central America is usually ...

. The only exceptions are ''P. turrubarensis'' where the range extends into

Colombia Colombia, officially the Republic of Colombia, is a country primarily located in South America with Insular region of Colombia, insular regions in North America. The Colombian mainland is bordered by the Caribbean Sea to the north, Venezuel ...

, and ''P. occidentalis'' where the range extends into

Arizona Arizona is a U.S. state, state in the Southwestern United States, Southwestern region of the United States, sharing the Four Corners region of the western United States with Colorado, New Mexico, and Utah. It also borders Nevada to the nort ...

and

New Mexico New Mexico is a state in the Southwestern United States, Southwestern region of the United States. It is one of the Mountain States of the southern Rocky Mountains, sharing the Four Corners region with Utah, Colorado, and Arizona. It also ...

Species

There are currently 24 recognized species in this genus: * ''

Poeciliopsis baenschi ''Poeciliopsis'' is a genus of poeciliid fishes that primarily are native to Mexico and Central America. The only exceptions are ''P. turrubarensis'' where the range extends into Colombia, and ''P. occidentalis'' where the range extends into Ariz ...

'' ( M. K. Meyer, Radda, Riehl & Feichtinger, 1986) (Golden livebearer) * ''

Poeciliopsis balsas ''Poeciliopsis'' is a genus of poeciliid fishes that primarily are native to Mexico and Central America. The only exceptions are ''P. turrubarensis'' where the range extends into Colombia, and ''P. occidentalis'' where the range extends into Ariz ...

'' ( C. L. Hubbs, 1926) (Balsas livebearer) * '' Poeciliopsis catemaco'' ( R. R. Miller, 1975) (Catemaco livebearer) * '' Poeciliopsis elongata'' ( Günther, 1866) (Elongate toothcarp) * ''

Poeciliopsis fasciata ''Poeciliopsis'' is a genus of poeciliid fishes that primarily are native to Mexico and Central America. The only exceptions are ''P. turrubarensis'' where the range extends into Colombia, and ''P. occidentalis'' where the range extends into Ariz ...

'' ( Meek, 1904) (San Jeronimo livebearer) * ''

Poeciliopsis gracilis ''Poeciliopsis'' is a genus of poeciliid fishes that primarily are native to Mexico and Central America. The only exceptions are ''P. turrubarensis'' where the range extends into Colombia, and ''P. occidentalis'' where the range extends into Ariz ...

'' ( Heckel, 1848) (Porthole livebearer) * ''

Poeciliopsis hnilickai ''Poeciliopsis'' is a genus of poeciliid fishes that primarily are native to Mexico and Central America. The only exceptions are ''P. turrubarensis'' where the range extends into Colombia, and ''P. occidentalis'' where the range extends into Ariz ...

'' ( M. K. Meyer & Vogel, 1981) (Upper Grijalva livebearer) * ''

Poeciliopsis infans ''Poeciliopsis'' is a genus of poeciliid fishes that primarily are native to Mexico and Central America. The only exceptions are ''P. turrubarensis'' where the range extends into Colombia, and ''P. occidentalis'' where the range extends into Ariz ...

'' ( Woolman, 1894) (Lerma livebearer) * ''

Poeciliopsis latidens ''Poeciliopsis'' is a genus of poeciliid fishes that primarily are native to Mexico and Central America. The only exceptions are ''P. turrubarensis'' where the range extends into Colombia, and ''P. occidentalis'' where the range extends into Ariz ...

'' ( Garman, 1895) (Lowland livebearer) * ''

Poeciliopsis lucida ''Poeciliopsis lucida'', the clearfin livebearer, is a species of small freshwater fish in the family Poeciliidae. Reproduction is viviparous, and the female can have several clutches of young developing internally at the same time. It is one of ...

'' ( R. R. Miller, 1960) (Clearfin livebearer) * '' Poeciliopsis lutzi'' ( Meek, 1902) (Oaxaca livebearer) * ''

Poeciliopsis monacha ''Poeciliopsis monacha'', or the headwater livebearer, is a species of freshwater fish in the family Poeciliidae. It is endemic to Mexico. Distribution and habitat ''Poeciliopsis monacha'' is endemic to northwestern Mexico where it is present in ...

'' ( R. R. Miller, 1960) (Headwater livebearer) * ''

Poeciliopsis occidentalis The Gila topminnow or charalito (''Poeciliopsis occidentalis'') is a species of fish in the family Poeciliidae. It is found in Mexico and the United States. Description The Gila topminnow has an elongated curved body. Males are rarely over and ...

'' ( S. F. Baird & Girard, 1853) (Gila topminnow) * '' Poeciliopsis paucimaculata'' ( W. A. Bussing, 1967) * '' Poeciliopsis pleurospilus'' ( Günther, 1866) (Largespot livebearer) * ''

Poeciliopsis presidionis ''Poeciliopsis'' is a genus of poeciliid fishes that primarily are native to Mexico and Central America. The only exceptions are ''P. turrubarensis'' where the range extends into Colombia, and ''P. occidentalis'' where the range extends into Ariz ...

'' ( D. S. Jordan & Culver, 1895) (Sinaloa livebearer) * ''

Poeciliopsis prolifica ''Poeciliopsis prolifica'', or the blackstripe livebearer, is a species of small freshwater fish in the family Poeciliidae. It is endemic to Mexico. It is a viviparous species and the female can have several clutches of young developing internall ...

'' ( R. R. Miller, 1960) (Blackstripe livebearer) * '' Poeciliopsis retropinna'' ( Regan, 1908) * '' Poeciliopsis santaelena'' ( W. A. Bussing, 2008) * '' Poeciliopsis scarlli'' ( M. K. Meyer, Riehl, Dawes & Dibble, 1985) (Michoacan livebearer) * '' Poeciliopsis sonoriensis'' ( Girard, 1859) (Sonora topminnow) * '' Poeciliopsis turneri'' ( R. R. Miller, 1975) (Blackspotted livebearer) * ''

Poeciliopsis turrubarensis ''Poeciliopsis'' is a genus of poeciliid fishes that primarily are native to Mexico and Central America. The only exceptions are ''P. turrubarensis'' where the range extends into Colombia, and ''P. occidentalis'' where the range extends into Ariz ...

'' ( Meek, 1912) * '' Poeciliopsis viriosa'' ( R. R. Miller, 1960) (Chubby livebearer)

Hybrid species

''Poeciliopsis monacha—occidentalis'' is a unisexual (all female) hybridogenic lineage. It is an ancient clonal lineage that appears to be more than 100,000 generations old. The maternal ancestor was ''P. monacha'' and the paternal ancestor was ''P. occidentalis''.

References

Poeciliidae Freshwater fish genera Taxa named by Charles Tate Regan Ray-finned fish genera Taxonomy articles created by Polbot {{Poeciliidae-stub