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 pagei is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the basins of the Aroa River, the Tocuyo River, and the Yaracuy River in Venezuela, although it has also been reported from Suriname. The species reaches 18.9 cm SL and is believed to be a facultative air-breather. Its specific epithet, pagei, is stated to refer to Dr. Lawrence M. Page, who collected a majority of the specimens of the species.
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 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 pusarum is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the coastal drainages of northern Brazil, including the state of Ceará. The species reaches 20.3 cm in total length 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 commersoni 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 Iguazu River, the Paraguay River, the Río de la Plata, and the Dulce River. It is typically found in rivers with muddy substrates and moderate currents. The water that H. commersoni inhabits usually has a temperature of 16.8 to 27.8 °C, a pH of 7.2 to 9.2, a turbidity of 23.7 to 442 NTU, an oxygen concentration of 6.1 to 9.1 mg/L, and a conductivity of 1.087 to 2.654 μS/cm.
Hypostomus ericius, sometimes known as the beige cochliodon, is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the upper Amazon River drainage in Peru. The species reaches 18.7 cm in standard length.
Hypostomus albopunctatus 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 and the Paraguay River, including the Iguazu River. The species reaches 40 cm in standard length, can weigh up to at least 991 g, and is believed to be a facultative air-breather. While similar to the related species Hypostomus heraldoi, H. albopunctatus can be distinguished by its distinctive pale spots and the length of its fin rays. Its specific epithet, albopunctatus, refers to these spots.
Hypostomus angipinnatus is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Río de La Plata drainage basin, as well as possibly the Paraguay River basin, although further investigation has found its presence in the Paraguay basin unlikely. The species reaches 15 cm in length and is believed to be a facultative air-breather.
Hypostomus aspilogaster, known as the Jacuhy pleco, is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the drainage basins of the Uruguay River and the Lagoa dos Patos. The species reaches 26.5 cm in standard length and is believed to be a facultative air-breather.
Hypostomus hemicochliodon is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Amazon River basin in Brazil, Ecuador, and Peru, as well as the Rio Negro and Orinoco drainage basins in Venezuela. The species reaches 36.2 cm in total length, can weigh up to at least 510 g, and is believed to be a facultative air-breather.
Hypostomus hoplonites is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the middle Amazon River basin in Brazil, with the type locality reportedly given as the Solimões River. The species reaches 32.5 cm in standard length and is believed to be a facultative air-breather.
Hypostomus iheringii is a species of catfish in the family Loricariidae. It is native to South America, where it is occurs in the Paraná River drainage basin, being known from the Tietê River basin as well as the Corumbá River, where it is syntopic with Hypostomus ancistroides, H. denticulatus, H. heraldoi, H. margaritifer, and H. regani. The species reaches 11.6 cm in standard length and is believed to be a facultative air-breather.
Hypostomus interruptus is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Ribeira de Iguape River basin in Brazil, with the type locality reportedly being the Juquiá River. The species reaches 12 cm in standard length and is believed to be a facultative air-breather.
Hypostomus isbrueckeri is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the middle and upper Uruguay River basin. The species reaches 30.8 cm in total length, can weigh up to at least 285 g, and is believed to be a facultative air-breather. Its specific epithet, isbrueckeri, presumably honors Isaäc J. H. Isbrücker, a Dutch ichthyologist known for his contributions to the study of loricariid catfish.
Hypostomus jaguribensis is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Jaguaribe River basin, for which it is named. The species reaches 12 cm in total length and is believed to be a facultative air-breather.
