''Erromyzon'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

fish Fish are aquatic, craniate, gill-bearing animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish as well as various extinct related groups. Approximately 95% of li ...

in the

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 ...

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. This family was resurrected by M. Kottel ...

endemic Endemism is the state of a species being found 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 found elsew ...

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...

and

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making i ...

.Kottelat, M. (2012)
Conspectus cobitidum: an inventory of the loaches of the world (Teleostei: Cypriniformes: Cobitoidei).
''The Raffles Bulletin of Zoology, Suppl. No. 26: 1-199.''

Species

There are currently 5 recognized species in this genus: * '' Erromyzon compactus''

Kottelat Maurice Kottelat (born 16 July 1957 in Delémont, SwitzerlandC ...

, 2004 * '' Erromyzon damingshanensis'' L. H. Xiu & J. Yang, 2017Xiu, L. & Yang, J. (2017)
''Erromyzon damingshanensis'', a new sucker loach (Teleostei: Cypriniformes: Gastromyzontidae) from the Pearl River drainage of Guangxi, China.
''Environmental Biology of Fishes, 100 (8): 893–898.'' * '' Erromyzon kalotaenia'' J. Yang,

Kottelat Maurice Kottelat (born 16 July 1957 in Delémont, SwitzerlandC ...

, J. X. Yang & X. Y. Chen, 2012Yang, J., Kottelat, M., Yang, J.-X. & Chen, X.-Y. (2012):
''Yaoshania'' and ''Erromyzon kalotaenia'', a new genus and a new species of balitorid loaches from Guangxi, China (Teleostei: Cypriniformes).
''Zootaxa, 3586: 173–186.'' * '' Erromyzon sinensis'' ( Y. Y. Chen, 1980) * '' Erromyzon yangi'' Neely, Conway & Mayden, 2007

References

Fish of Asia Gastromyzontidae {{Cypriniformes-stub