''Sturisomatichthys varii'' is a

species In biology, a species is the basic unit of Taxonomy (biology), 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 ...

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 n ...

. 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 souther ...

, where it occurs in the San Juan River basin in Colombia. 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 th ...

) and

Roberto E. Reis Roberto Esser dos Reis, is a Brazilian ichthyologist, professor and Curator of Fishes at the Pontifical Catholic University of Rio Grande do Sul. Among other duties, Reis has been working at the University of São Paulo, Brazil, the University of ...

(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 th ...

) 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 ...

''.Londoño-Burbano, Alejandro & Reis, Roberto. (2019). A Taxonomic Revision of Sturisomatichthys Isbrücker and Nijssen, 1979 (Loricariidae: Loricariinae), with Descriptions of Three New Species. Copeia. 107. 764. 10.1643/CI-19-226.

References

Harttiini Fish described in 2019 Catfish of South America Freshwater fish of Brazil {{Loricariidae-stub