Cordylancistrus is a genus of suckermouth armored catfish native to South America. It is much the same as Chaetostoma. The few differences are a wider head, longer cheek odontodes, and plates on the snout. Cordylancistrus can be found in rivers and streams high in the Andes, from Venezuela to Colombia.
The Hypostominae are a subfamily of catfishes of the family Loricariidae. Most members of the subfamily are restricted to tropical and subtropical South America, but there are also several species in southern Central America. Hypostomus plecostomus, which is popular in the aquarium trade, has been introduced to several regions far from its native range.
Ancistrini is a tribe of catfishes of the family Loricariidae. Most are restricted to tropical and subtropical South America, but there are also several genus in southern Central America.
Chaetostoma, also known as the bristlemouth catfish, is a genus of suckermouth armored catfishes native to South America with one species, C. fischeri, extending into Panama. Most species inhabit flowing rivers in the lower Andes and its foothills. Some species are kept in unheated aquaria.
Chaetostoma lexa is a species of armored catfish only known from streams and rivers that feed into the Huallaga River near Tingo María, Leoncio Prado Province, Peru. This species grows to a length of 4.89 centimetres (1.93 in) SL. The genus Loraxichthys is a synonym of Chaetostoma.
Panaque titan is a recently described species of freshwater fish from the South American armoured catfish family Loricariidae. It is known from several rivers in the Napo river basin, Ecuador, where it was perhaps first encountered in 1975. In the aquarium trade there are two forms of fish that resemble P. titan; Panaque sp. L191 from the Caqueta river, Colombia and Panaque sp. L418 from the Huallaga river, Peru.
Chaetostoma bifurcum is a species of catfish in the family Loricariidae. It is a freshwater fish native to South America, where it is found in the Pacific coastal drainages of Ecuador and Peru, including the basins of the Esmeraldas River, the Guayas River, the Santa Rosa River, and the Tumbes River. It inhabits regions of foothills at an elevation of 100 to 650 m above sea level. The species reaches 14 cm SL.
Chaetostoma branickii is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Chamaya River basin, which is part of the Marañón River drainage in Peru. The species reaches 13.2 cm SL.
Chaetostoma brevilabiatum is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the basins of the Magdalena River and the Cimitarra River in Colombia. The species reaches 11.9 cm SL and is known from high-altitude environments.
Chaetostoma changae is a species of catfish in the family Loricariidae. It is native to South America, where it is known only from Peru. The species reaches 7.6 cm SL and its specific epithet honors Fonchii Chang, a Peruvian ichthyologist.
Chaetostoma yurubiense 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 Yaracuy River, and the Urama River in Venezuela. The species is found in rocky riffles in clear upland headwaters and small creeks, and it reaches 17 cm SL.
Chaetostoma vasquezi is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the basins of the Orinoco, the Caura River, and the Caroní River in Venezuela. The species reaches 18.7 cm SL.
Chaetostoma trimaculineum is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the drainage basins of the Santiago River and the Marañón River in Ecuador and Peru. The species reaches 16 cm SL.
Chaetostoma taczanowskii is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the basins of the Huallaga River and the Urubamba River in Peru. The species reaches 17 cm in total length.
Chaetostoma dermorhynchum is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the basins of the Pastaza River, the Bobonaza River, the Napo River, and the Curaray River in Ecuador. The species reaches 25 cm in total length.
Chaetostoma dupouii is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Tuy River basin in Venezuela. The species reaches 7.9 cm SL.
Chaetostoma fischeri is a species of catfish in the family Loricariidae. It is a relatively widespread freshwater fish when compared with other members of its family, as it is native to Central and South America, where it occurs in the basins of the Bayano River, the Tuira River, the San Juan River, the Guayas River, the Chagres River, the Atrato River, the Sinú River, and the Magdalena River. The species is large for a loricariid, reaching 30 cm in total length.
Chaetostoma stroumpoulos is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Huallaga River basin in Peru. The species was described alongside the species Chaetostoma daidalmatos in 2006 by Norma J. Salcedo of the College of Charleston on the basis of distinctive morphology and coloration.
Chaetostoma formosae is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the basins of the Meta River and the Guaviare River in the Orinoco drainage in the departments of Meta and Casanare in Colombia. The species reaches 9.7 cm SL. This species is sometimes seen in the aquarium trade, where it is known as the rubberlip pleco or referred to by its L-number, L-444.
Chaetostoma loborhynchos is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Tambo River basin, which is part of the Ucayali River drainage in Peru. The species reaches 14.2 cm SL. It is the type species of the genus Chaetostoma.
