''Protomyzon'' is a genus of

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish that comprise over 50% of living vertebrate species. They are so called because of their lightly built fins made of webbings of sk ...

belonging to 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 ...

Gastromyzontidae The Gastromyzontidae are a family of loaches native to China and Southeast Asia, where typically found in streams and rivers with a fast current. The family includes about 137 species in eighteen genera Genus (; : genera ) is a taxonomic ran ...

, commonly called the hillstream loaches, although this also refers to the

loach Loaches are ray-finned fishes of the suborder Cobitoidei. They are freshwater, benthic (bottom-dwelling) fish found in rivers and creeks throughout Eurasia and North Africa, northern Africa. Loaches are among the most diverse groups of fish; the ...

es in the family

Balitoridae Balitoridae, the hillstream loaches or river loaches, is a family, of small fish from South, Southeast and East Asia. The family includes about 202 species. They are sometimes sold as "lizardfish" or (in Germany) "flossensaugers". Many of the spe ...

. The

es in this genus are

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

Borneo Borneo () is the List of islands by area, third-largest island in the world, with an area of , and population of 23,053,723 (2020 national censuses). Situated at the geographic centre of Maritime Southeast Asia, it is one of the Greater Sunda ...

Species

There are currently four recognized

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

in this genus: * ''

Protomyzon aphelocheilus ''Protomyzon'' is a genus of ray-finned fish belonging to the family Gastromyzontidae, commonly called the hillstream loaches, although this also refers to the loaches in the family Balitoridae. The loaches in this genus are endemic to Borneo. S ...

Inger Inger may refer to: People * Inger (given name), list of people with the given name * Inger (surname), list of people with the surname * Inger, the main character of Hans Christian Andersen's fairy tale ''The Girl Who Trod on a Loaf'' Other uses ...

& P. K. Chin, 1962 * ''

Protomyzon borneensis ''Protomyzon'' is a genus of ray-finned fish belonging to the family Gastromyzontidae, commonly called the hillstream loaches, although this also refers to the loaches in the family Balitoridae. The loaches in this genus are endemic to Borneo. S ...

Hora Hora may refer to: Companies * Hora (company), a Romanian manufacturer of stringed musical instruments People, real & mythological * Hora (pl. Horae), figure from Greek mythology * Hora (surname) * Hora, a member of the Japanese duo Schwarz St ...

Jayaram Jayaram Subramaniam, (born 10 December 1965), is an Indian actor who works predominantly in Malayalam cinema, in addition to Tamil cinema, Tamil, Telugu cinema, Telugu, Kannada, Hindi, Sanskrit, and Bhojpuri language films. He is also a chenda ...

, 1952 * ''

Protomyzon griswoldi ''Protomyzon'' is a genus of ray-finned fish belonging to the family Gastromyzontidae, commonly called the hillstream loaches, although this also refers to the loaches in the family Balitoridae. The loaches in this genus are endemic to Borneo. S ...

'' Hora & Jayaram, 1952) * ''

Protomyzon whiteheadi ''Protomyzon'' is a genus of ray-finned fish belonging to the family Gastromyzontidae, commonly called the hillstream loaches, although this also refers to the loaches in the family Balitoridae. The loaches in this genus are endemic to Borneo. S ...

'' ( Vaillant, 1894)

References

Gastromyzontidae Freshwater fish of Asia Endemic fauna of Borneo {{Cypriniformes-stub