''Psilorhynchus'' is a

genus 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 nom ...

fish Fish are Aquatic animal, aquatic, craniate, gill-bearing animals that lack Limb (anatomy), limbs with Digit (anatomy), digits. Included in this definition are the living hagfish, lampreys, and Chondrichthyes, cartilaginous and bony fish as we ...

in the family ''Psilorhynchidae'' native to

South Asia South Asia is the southern subregion of Asia, which is defined in both geographical and ethno-cultural terms. The region consists of the countries of Afghanistan, Bangladesh, Bhutan, India, Maldives, Nepal, Pakistan, and Sri Lanka.;;;;; ...

. This genus is the only member of its

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

. The members of ''Psilorhynchus'' are small

benthic The benthic zone is the ecological region at the lowest level of a body of water such as an ocean, lake, or stream, including the sediment surface and some sub-surface layers. The name comes from ancient Greek, βένθος (bénthos), meaning " ...

fishes which occur in rivers and streams with fast to swift currents, hence they are often referred to a torrent minnows. They are distributed in southern Asia, in the

Indo-Burma Indo-Burma is a biodiversity hotspot designated by Conservation International. Geography Indo-Burma encompasses of tropical Asia, east of the Ganges-Brahmaputra lowlands. Formerly including the Himalaya chain and the associated foothills in Nepa ...

region and the Western Ghats. The genus is the sister group to the family

Cyprinidae Cyprinidae is a family of freshwater fish commonly called the carp or minnow family. It includes the carps, the true minnows, and relatives like the barbs and barbels. Cyprinidae is the largest and most diverse fish family and the largest ve ...

, and with that family the Psilorhynchidae makes up the superfamily Cyprinoidea, with all the other cypriniform families in the superfamily

Cobitoidea Loaches are fish of the superfamily Cobitoidea. They are freshwater, benthic (bottom-dwelling) fish found in rivers and creeks throughout Eurasia and northern Africa. Loaches are among the most diverse groups of fish; the 1249 known species of C ...

Species

There are currently 29 recognized species in this genus: * '' Psilorhynchus amplicephalus''

Arunachalam Arunachala(m) may refer to: * Arunachalam (name), an Indian name (including a list of persons with the name) * ''Arunachalam'' (film), a 1997 Indian Tamil-language drama film directed by Sundar C * Arunachala, a holy hill in Tamil Nadu, India * ...

, Muralidharan &

Sivakumar Palaniswamy, better known by his stage name Sivakumar (born 27 October 1941), is an Indian visual artist and former actor who has portrayed a wide range of leading and supporting roles onscreen in Tamil cinema and television. He made his acti ...

, 2007 * '' Psilorhynchus arunachalensis'' ( Nebeshwar, Bagra & D. N. Das, 2007) * ''

Psilorhynchus balitora ''Psilorhynchus'' is a genus of fish in the family ''Psilorhynchidae'' native to South Asia. This genus is the only member of its family. The members of ''Psilorhynchus'' are small benthic fishes which occur in rivers and streams with fast to swi ...

'' ( F. Hamilton, 1822) * '' Psilorhynchus brachyrhynchus'' Conway &

Britz Britz () is a German locality (''Ortsteil'') within the Berlin borough (''Bezirk'') of Neukölln. History The village of ''Britzig'' was first mentioned in 1273. It was incorporated by the 1920 Greater Berlin Act. It is known for being the site ...

, 2010 Conway, K.W. & Britz, R. (2010)
Three new species of ''Psilorhynchus'' from the Ayeyarwaddy River drainage, Myanmar (Teleostei: Psilorhynchidae).
''Zootaxa, 2616: 31–47.'' * '' Psilorhynchus breviminor'' Conway & Mayden, 2008 * '' Psilorhynchus chakpiensis'' Shangningam & Vishwanath, 2013 Shangningam, B. & Vishwanath, W. (2013)
A new species of ''Psilorhynchus'' (Teleostei: Psilorhynchidae) from the Chindwin basin of Manipur, India.
''Zootaxa, 3694 (4): 381–390.'' * '' Psilorhynchus gokkyi'' Conway &

, 2010 * '' Psilorhynchus hamiltoni'' Conway, Dittmer, Jezisek & H. H. Ng, 2013 Conway, K.W., Dittmer, D.E., Jezisek, L.E. & Ng, H.H. (2013)
On ''Psilorhynchus sucatio'' and ''P. nudithoracicus'', with the description of a new species of ''Psilorhynchus'' from northeastern India (Ostariophysi: Psilorhynchidae).
''Zootaxa, 3686 (2): 201–243.'' * '' Psilorhynchus homaloptera'' Hora & Mukerji, 1935 Shangningam, B. & Vishwanath, W. (2014)
Redescription of ''Psilorhynchus homaloptera'', a torrent minnow from Northeast India (Teleostei: Psilorhynchidae).
''Ichthyological Exploration of Freshwaters, 24 (3): 237-248.'' * '' Psilorhynchus kaladanensis'' Lal Ramliana, Lal Nuntluanga & Lal Ronunga, 2015 Lalramliana, Lalnuntluanga & Lalronunga, S. (2015)
''Psilorhynchus kaladanensis'', a new species (Teleostei: Psilorhynchidae) from Mizoram, northeastern India.
''Zootaxa, 3962 (1): 171–178.'' * '' Psilorhynchus khopai'' Lal Ramliana,

Solo Solo or SOLO may refer to: Arts and entertainment Comics * ''Solo'' (DC Comics), a DC comics series * Solo, a 1996 mini-series from Dark Horse Comics Characters * Han Solo, a ''Star Wars'' character * Jacen Solo, a Jedi in the non-canonical ''S ...

, Lal Ronunga & Lal Nuntluanga, 2014 Lalramliana, Solo, B., Lalronunga, S. & Lalnuntluanga (2014)
''Psilorhynchus khopai'', a new fish species (Teleostei: Psilorhynchidae) from Mizoram, northeastern India.
''Zootaxa, 3793 (2): 265–272.'' * '' Psilorhynchus konemi'' Shangningam & Vishwanath, 2016 Shangningam, B. & Vishwanath, W. (2016)
''Psilorhynchus konemi'', a new species of torrent minnow from northeast India (Teleostei: Psilorhynchidae).
''Ichthyological Exploration of Freshwaters, 27 (4): 289-296.'' * '' Psilorhynchus maculatus'' Shangningam & Vishwanath, 2013 Shangningam, B. & Vishwanath, W. (2013)
''Psilorhynchus maculatus'', a new species of torrent minnow from the Chindwin basin, Manipur, India (Teleostei: Psilorhynchidae).
''Ichthyological Exploration of Freshwaters, 24 (1): 57-62.'' * '' Psilorhynchus magnaoculus'' Bungdon Shangningam and Laishram Kosygin, 2021Shangningam, Bungdon and Kosygin, Laishram, 2021 Psilorhynchus magnaoculus, a new species of torrent minnow (Teleostei: Psilorhynchidae) from Myanmar. Rec. zool. Surv. India: Vol. 121(3)/319-324, 2021 * '' Psilorhynchus melissa'' Conway &

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

, 2010 Conway, K.W. & Kottelat, M. (2010)
Two new species of Torrent Minnow (Ostariophysi: Psilorhynchidae) from western Myanmar.
''Raffles Bulletin of Zoology, 58 (2): 259–267.'' * '' Psilorhynchus microphthalmus'' Vishwanath & Manojkumar, 1995 * '' Psilorhynchus nepalensis'' Conway & Mayden, 2008 * '' Psilorhynchus ngathanu'' Shangningam & Vishwanath, 2013 Shangningam, B. & Vishwanath, W. (2013)
''Psilorhynchus ngathanu'', a new torrent minnow species (Teleostei: Psilorhynchidae) from the Chindwin Basin, Manipur, India.
''Ichthyological Research, 61 (1): 27-31.'' * '' Psilorhynchus nudithoracicus''

Tilak In Dharmic culture, the ''tilaka'' ( sa, तिलक) () is a mark worn usually on the forehead, at the point of the Ajna chakra, or sometimes another part of the body such as the neck, hand, chest or arm. ''Tilaka'' may be worn daily or for ...

& Husain, 1980 * '' Psilorhynchus olliei'' Conway &

, 2015 Conway, K.W. & Britz, R. (2015)
''Psilorhynchus olliei'', a new species of torrent minnow from eastern Myanmar (Ostariophysi: Psilorhynchidae).
''Ichthyological Exploration of Freshwaters, 25 (4): 347–356.'' * '' Psilorhynchus pavimentatus'' Conway &

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

, 2010 * '' Psilorhynchus piperatus'' Conway &

, 2010 * '' Psilorhynchus pseudecheneis'' Menon & A. K. Datta, 1964 Conway, K.W., Mayden, R.L., Shrestha, J. & Edds, D.R. (2012)
Redescription of the Nepalese endemic torrent minnow ''Psilorhynchus pseudecheneis'' with comments on ''P. homaloptera'' (Teleostei: Psilorhynchidae).
''Ichthyological Exploration of Freshwaters, 23 (3): 193-210.'' * '' Psilorhynchus rahmani'' Conway & Mayden, 2008 * '' Psilorhynchus robustus'' Conway &

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

, 2007 * '' Psilorhynchus rowleyi'' Hora & Misra, 1941 Shangningam, B., Kosygin, L. & Vishwanath, W. (2013)
Redescription of ''Psilorhynchus rowleyi'' Hora and Misra 1941 (Cypriniformes: Psilorhynchidae).
''Ichthyological Research, 60 (3): 249-255.'' * '' Psilorhynchus sucatio'' ( F. Hamilton, 1822) * '' Psilorhynchus tenura''

& Muralidharan, 2008 * '' Psilorhynchus tysoni'' Conway &

Pinion A pinion is a round gear—usually the smaller of two meshed gears—used in several applications, including drivetrain and rack and pinion systems. Applications Drivetrain Drivetrains usually feature a gear known as the pinion, which may ...

, 2016 Conway, K.W. & Pinion, A.K. (2016): ''Psilorhynchus tysoni'', a new species of torrent minnow from the Salween River drainage, western Thailand (Teleostei: Psilorhynchidae). ''Zootaxa, 4136 (3): 580-592.''

References

{{Taxonbar, from=Q10644895, from2=Q933492 Freshwater fish genera Psilorhynchidae Taxa named by John McClelland (doctor)