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''Pareiorhina hyptiorhachis'' is a
''Pareiorhina hyptiorhachis'' is a species
In biology, a species is the basic unit of 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 the appropriate s ...
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 not ...
. 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 southe ...
, where it occurs in the basins of the Pomba River
The Rio Pomba is a river of Minas Gerais and Rio de Janeiro states in southeastern Brazil, one of the principle tributaries of the Paraíba do Sul.
Geography
The Rio Pomba begins in the city of Barbacena in Minas Gerais and flows south through th ...
and the Paraíba do Sul
The Paraíba do Sul (), or simply termed Paraíba, is a river in southeast Brazil. It flows west to northeast from its farthest source at the source of the river Paraitinga to the sea near Campos dos Goytacazes. The river receives its name when ...
in Brazil
Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
. It is typically found in small streams with moderate to fast flow, margins covered in aquatic vegetation, and a substrate composed of rocks and sand. It is known to occur alongside the species ''Geophagus brasiliensis
The pearl cichlid (''Geophagus brasiliensis'') is a species of fish in the cichlid family. It is native to southeastern Brazil (north to Bahia), Paraguay, Uruguay and far northeastern Argentina,Mattos, J.L.O., Costa, W.J.E.M. & Santos, A.C.A. (2 ...
'' and '' Neoplecostomus microps'', as well as members of the genera ''Astyanax
In Greek mythology, Astyanax (; grc, Ἀστυάναξ ''Astyánax'', "lord of the city") was the son of Hector, the crown prince of Troy, and his wife, Princess Andromache of Cilician Thebe."Astyanax". ''Oxford Classical Dictionary''. Oxford, 1 ...
'', ''Characidium
''Characidium'' is a genus of fish in the family Crenuchidae (South American darters). They are mainly found in South America, but ''C. marshi'' is from Panama. They are small (less than long), slender fish that live on the bottom in flowing fr ...
'', ''Harttia
''Harttia'' is a genus of armored catfishes native to South America.
The genus name comes from Charles Frederick Hartt (1840-1878), a geologist, paleontologist and naturalist, who collected the many specimens during the Thayer Expedition to ...
'', ''Imparfinis
''Imparfinis'' is a genus of three-barbeled catfishes native to South America, with a single species (''I. lineatus'') in Central America.
Species
There are currently 23 recognized species in this genus:
* '' Imparfinis borodini'' Mees & Cala, ...
'', and ''Trichomycterus
''Trichomycterus'' is a genus of fish in the family Trichomycteridae, the largest genus of its family with over 170 species currently described. This genus is native to freshwater habitats in Central and South America. These fish are generally sm ...
''. The species reaches 3.9 cm (1.5 inches) in standard length
Fish measurement is the measuring of individual fish and various parts of their anatomies. These data are used in many areas of ichthyology, including taxonomy and fisheries biology.
Overall length
* Standard length (SL) is the length of a fish m ...
.
References