tribe
The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide usage of the term in English language, English is in the discipline of anthropology. This definition is contested, in p ...
of
killifish
A killifish is any of various oviparous (egg-laying) cyprinodontiform fish (including families Aplocheilidae, Cyprinodontidae, Fundulidae, Profundulidae and Valenciidae). All together, there are 1,270 species of killifish, the biggest family ...
es from the "livebearer"
family
Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...
Poeciliidae
The Poeciliidae are a family of freshwater 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 family was t ...
, consisting of seven
genera
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nomenclat ...
and around 50 species. The tribe was originally delineated by Carl Leavitt Hubbs in 1924.
Genera
The genera classified in this tribe are:
* ''
Heterandria
''Heterandria'' is a genus of livebearing fishes within the family Poeciliidae. Most species occur in Guatemala and its surroundings, particularly Mexico, but the midget livebearer ('' H. formosa'') comes from the southeastern United States ...
Henn
Henn is a both a surname and an Estonian masculine given name.
Notable people with the surname include:
;As a given name:
* Henn-Ants Kurg (1898–1943), Estonian military colonel and diplomat
* Henn Pärn (born 1941), Estonian politician
* ...
, 1916
* ''
Poeciliopsis
''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 ...
''
Regan
The family name Regan, along with its cognates O'Regan, O Regan, Reagan, and O'Reagan, is an Anglicized form of the Irish surname Ó Riagáin or Ó Ríogáin, from Ua Riagáin. The meaning is likely to have originated in ancient Gaelic ''ri'' ...
Pseudopoecilia
''Pseudopoecilia'' is a genus of small poeciliid fishes native to rivers, streams, springs, ponds and pools in the Chocó-Tumbes region in southwestern Colombia, western Ecuador and northwestern Peru.
Species
There are currently three recogniz ...