''Aplocheilus'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

killifish A killifish is any of various oviparous (egg-laying) cyprinodontiform fish, including families Aplocheilidae, Pantanodontidae, Cyprinodontidae, Fundulidae, Nothobranchiidae, Profundulidae, Aphaniidae and Valenciidae. All together, there ar ...

in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Aplocheilidae Aplocheilidae, the Asian killifishes or Asian rivulines, is a family of fish in the order Cyprinodontiformes found in Asia. Some authorities use this family-group name, which is well-established, for a single lumped aplocheiloid family as it give ...

. Their native range is in

South South is one of the cardinal directions or compass points. The direction is the opposite of north and is perpendicular to both west and east. Etymology The word ''south'' comes from Old English ''sūþ'', from earlier Proto-Germanic ''*sunþa ...

and

Southeast Asia Southeast Asia is the geographical United Nations geoscheme for Asia#South-eastern Asia, southeastern region of Asia, consisting of the regions that are situated south of China, east of the Indian subcontinent, and northwest of the Mainland Au ...

, from

India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...

Vietnam Vietnam, officially the Socialist Republic of Vietnam (SRV), is a country at the eastern edge of mainland Southeast Asia, with an area of about and a population of over 100 million, making it the world's List of countries and depende ...

and

Malaysia Malaysia is a country in Southeast Asia. Featuring the Tanjung Piai, southernmost point of continental Eurasia, it is a federation, federal constitutional monarchy consisting of States and federal territories of Malaysia, 13 states and thre ...

, and from

Nepal Nepal, officially the Federal Democratic Republic of Nepal, is a landlocked country in South Asia. It is mainly situated in the Himalayas, but also includes parts of the Indo-Gangetic Plain. It borders the Tibet Autonomous Region of China Ch ...

Sri Lanka Sri Lanka, officially the Democratic Socialist Republic of Sri Lanka, also known historically as Ceylon, is an island country in South Asia. It lies in the Indian Ocean, southwest of the Bay of Bengal, separated from the Indian subcontinent, ...

. Several species, especially the striped panchax, ''A. lineatus'', are important aquarium fishes.

Etymology

The name ''Aplocheilus'' is composed of the Greek words ' meaning "simplicity", and ' meaning "lip".

Species

The currently recognized species in this genus are: * ''

Aplocheilus andamanicus ''Aplocheilus'' is a genus of killifish in the family Aplocheilidae. Their native range is in South and Southeast Asia, from India to Vietnam and Malaysia, and from Nepal to Sri Lanka. Several species, especially the striped panchax, ''A. lineat ...

'' (

Köhler Köhler is a German language, German occupational surname literally meaning "charcoal burner" People *Achim Köhler (born 1964), German politician *Alban Köhler (1874–1947), German radiologist. Born in Petsa (Thuringia), he discovered a rare ...

, 1906) * '' Aplocheilus armatus'' ( van Hasselt, 1823) (Whitespot) * ''

Aplocheilus blockii ''Aplocheilus blockii'' or the green panchax is a species of fish native to waters around India, Sri Lanka, and Pakistan. Description ''Aplocheilus blockii'' measures 6 centimeters long. It frequently inhabits coastal habitats that either cont ...

'' J. P. Arnold, 1911 (green panchax) * '' Aplocheilus dayi''

Steindachner Franz Steindachner (11 November 1834 in Vienna – 10 December 1919 in Vienna) was an Austrian zoologist, ichthyologist, and herpetologist. He published over 200 papers on fishes and over 50 papers on reptiles and amphibians. Steindachner descri ...

, 1892 (Ceylon killifish) * '' Aplocheilus kirchmayeri'' Berkenkamp & Etzel, 1986 * '' Aplocheilus lineatus'' (

Valenciennes Valenciennes (, also , , ; ; or ; ) is a communes of France, commune in the Nord (French department), Nord Departments of France, department, Hauts-de-France, France. It lies on the Scheldt () river. Although the city and region experienced ...

, 1846) (striped panchax) * ''

Aplocheilus panchax The blue panchax or whitespot (''Aplocheilus panchax'') is a common freshwater fish found in a large variety of habitats due to its high adaptability. This species is native to southern Asia from Pakistan, India to Indonesia. It has been discover ...

'' ( F. Hamilton, 1822) (blue panchax) * ''

Aplocheilus parvus ''Aplocheilus parvus'', the dwarf panchax, is a species of killifish native to India and Sri Lanka. This species grows to a length of . Its natural habitats are sheltered fresh and brackish water tanks, small streams and rivulets overgrown with v ...

'' ( Sundara Raj, 1916) (dwarf panchax) * ''

Aplocheilus werneri ''Aplocheilus werneri'' (Werner's killifish) is a species of killifish endemic to Sri Lanka. This species grows to a length of . Its natural habitats are small, shallow, slow-flowing, heavily shaded streams and rivulets with a silt or clay substr ...

'' Meinken, 1966 (Werner's killifish)

References

Aplocheilidae * Freshwater fish genera Taxa named by John McClelland (doctor) {{Cyprinodontiformes-stub