Ancistrus bolivianus is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the basins of the Beni River, the Mamoré River, and the Madre de Dios River. The species reaches 8.8 cm SL.
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 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 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 ancistroides 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 21 cm in total length and is believed to be a facultative air-breather.
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 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 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.
Hypostomus micromaculatus is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the upper and middle Suriname River basin. The species reaches 18.5 cm (7.3 in) in standard length and is believed to be a facultative air-breather.
Hypostomus microstomus is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the middle Paraná River basin in Argentina, Brazil, Paraguay, and Uruguay. The species reaches 24 cm in standard length and is believed to be a facultative air-breather.
Hypostomus nickeriensis is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the upper Nickerie River basin in Suriname. The species reaches 17 cm in standard length and is believed to be a facultative air-breather.
Hypostomus paucimaculatus is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the upper and middle Suriname River basin in Suriname. The species reaches 12 cm in standard length and is believed to be a facultative air-breather.
Hypostomus plecostomoides is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Meta River basin in Colombia. The species reaches 25.6 cm in total length and is believed to be a facultative air-breather. Its specific epithet, plecostomoides, may refer to perceived similarity between it and the species Hypostomus plecostomus, which it does not overlap with in distribution, although it may also refer to the now-invalid genus Plecostomus.
Hypostomus pospisili is a species of catfish in the family Loricariidae. It is native to South America, where it is known only from Venezuela. The species is believed to be a facultative air-breather. A 2003 taxonomic review conducted by Jonathan W. Armbruster of Auburn University listed Hypostomus pospisili as a synonym of Hypostomus hondae, although multiple sources recognize H. pospisili as a distinct species.
Hypostomus roseopunctatus is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Uruguay River basin in the Río de la Plata system in Argentina and Brazil. The species reaches 43.3 cm in total length, can weigh up to at least 796 g, and is believed to be a facultative air-breather.
