Hypostomus brevis is a species of catfish in the family Loricariidae. It is native to South America, where it is known from the Paraná River basin in Brazil. The species reaches 7.4 cm SL and is believed to be a facultative air-breather.
Hypostomus lexi is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Grande River basin in Brazil. The species is large for a loricariid, reaching 46 cm SL, and it is believed to be a facultative air-breather.
Hypostomus niger is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in rivers in southeastern Brazil. The species reaches 24.5 cm SL and is believed to be a facultative air-breather.
Hypostomus dlouhyi is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Yguazú River basin in the middle Paraná River drainage. The species reaches 24.5 cm SL and is believed to be a facultative air-breather.
Hypostomus eptingi is a disputed species of catfish in the family Loricariidae. It is native to South America, where it occurs in northeastern Brazil. It reaches 12.2 cm SL and is believed to be a facultative air-breather.
Hypostomus ericae is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the upper Tocantins River drainage in Brazil. The species reaches 24 cm in total length. Its specific epithet, ericae, honors Erica Pellegrini Caramaschi, who collected the first specimens of the species. The fish was formally described as a species new to science in 2005 by Pedro Hollanda Carvalho and Claude Weber in 2005. Characteristics that distinguish it from other catfish in genus Hypostomus include the number of odontodes in the opercle; its colour pattern, which features widely spaced spots on its body; the presence of a buccal papilla; and the depth of its caudal peduncle.
Hypostomus francisci is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the upper São Francisco River basin. The species reaches 36 cm SL.
Hypostomus hermanni, sometimes known as Hermann's pleco, is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Tietê River basin, including the Piracicaba River, in Brazil. It is typically found in areas with flowing water of shallow to moderately shallow depth. The species reaches 24 cm in total length and is believed to be a facultative air-breather.
Hypostomus latifrons is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Paraguay River basin. The species reaches 28.7 cm SL and is believed to be a facultative air-breather.
Hypostomus mutucae is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Cuiabá River basin in Brazil. The species reaches 10.9 cm SL.
Hypostomus myersi is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the basins of the Iguazu River and the Urugua-í River. The species reaches 20.7 cm SL and is believed to be a facultative air-breather.
Hypostomus paulinus is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Tietê River basin. The species reaches 13.5 cm SL and is believed to be a facultative air-breather.
Hypostomus regani is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the basins of the Paraná River, the Paraguay River, and the Uruguay River. The species reaches 41 cm SL and is believed to be a facultative air-breather.
Hypostomus robinii, commonly known as the teta, is a species of catfish in the family Loricariidae. It is native to the Caribbean, where it occurs in freshwater habitats on the island of Trinidad. It inhabits fast-flowing streams, where it feeds on periphyton.
Hypostomus rondoni is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Tapajós basin. The species reaches 8 cm in total length and is believed to be a facultative air-breather.
Hypostomus salgadae is a disputed species of catfish in the family Loricariidae that may be synonymous with the species Hypostomus carvalhoi. It is native to South America, where it occurs in the Jaguaribe River basin in Brazil. FishBase reports the maximum length of the species as 2 cm in standard length, but it is likely that the species can exceed this size. It is believed to be a facultative or obligate air-breather.
Hypostomus scabriceps is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the São Mateus River basin. The species reaches 35 cm in total length and is believed to be a facultative air-breather.
Hypostomus topavae is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Paraná River drainage, including the Rio Grande basin. The species is very large for a loricariid, reaching 70 cm SL.
Hypostomus carinatus is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the middle Amazon River basin. The species reaches 24.8 cm SL and is believed to be a facultative air-breather.
Hypostomus margaritifer is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the upper and middle Paraná River basin. The species reaches 33 cm (13 in) in total length and is believed to be a facultative air-breather. It is known to be syntopic with other loricariid species in the genus Hypostomus, including Hypostomus ancistroides, H. denticulatus, H. heraldoi, H. iheringii, and H. regani.
