genus Hemigrammus

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Noun1.genus Hemigrammus - tetrasgenus Hemigrammus - tetras          
fish genus - any of various genus of fish
Characidae, family Characidae - tropical freshwater fishes of Africa and South America and Central America
tetra - brightly colored tropical freshwater fishes
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References in periodicals archive ?
The genera incertae sedis within Characidae comprise about 620 species, 43 from the genus Hemigrammus, Gill, 1858 (LIMA et al., 2003).
The taxonomy of the genus Hemigrammus from the upper Parana river is problematic, both regarding the number of species as the identification.
The genus Hemigrammus Gill, 1858 is one of the most speciose genera within the family Characidae, with 50 species currently recognized as valid (Lima et al.