''Sturisomatichthys reinae'' is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

catfish Catfish (or catfishes; order Siluriformes or Nematognathi) are a diverse group of ray-finned fish. Named for their prominent barbels, which resemble a cat's whiskers, catfish range in size and behavior from the three largest species alive, ...

in the family

Loricariidae The Loricariidae is the largest family of catfish (order Siluriformes), with 92 genera and just over 680 species. Loricariids originate from freshwater habitats of Costa Rica, Panama, and tropical and subtropical South America. These fish are not ...

. It is native to

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...

, where it occurs in the

Baudó River The Baudó River ( es, Río Baudó, ;) is a river of Colombia. It drains into the Pacific Ocean.Rand McNally, The New International Atlas, 1993. Fauna Fish *''Andinoacara biseriatus'' - A Cichlid. See also * List of rivers of Colombia * Pa ...

basin in

Colombia Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...

. The species was described in 2019 by Alejandro Londoño-Burbano (of the

Federal University of Rio de Janeiro The Federal University of Rio de Janeiro or University of Brazil (UFRJ; pt, Universidade Federal do Rio de Janeiro or ') is a public research university located in the state of Rio de Janeiro, Brazil. It is the largest federal university in the ...

) and Roberto E. Reis (of the

Pontifical Catholic University of Rio Grande do Sul The Pontifical Catholic University of Rio Grande do Sul ( pt, Pontifícia Universidade Católica do Rio Grande do Sul, PUCRS) is a private non-profit Catholic university. With campuses in the Brazilian cities of Porto Alegre and Viamão, it is the ...

) as part of a taxonomic revision of the genus ''

Sturisomatichthys ''Sturisomatichthys'' is a genus of armored catfishes native to Central and South America. Species There are currently 12 recognized species in this genus: * '' Sturisomatichthys aureum'' * '' Sturisomatichthys citurensis'' (Meek & Hildebrand ...

''. ''Sturisomatichthys reinae'' appears in the aquarium trade, where it is frequently referred to as the royal twig catfish. It is often confused with the related species '' Sturisomatichthys aureum''.

References

Harttiini Fish described in 2019 Catfish of South America Fish of Colombia {{Loricariidae-stub