Moenkhausia

Moenkhausia
Moenkhausia lepidura
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Characiformes
Family: Acestrorhamphidae
Subfamily: Stichonodontinae
Genus: Moenkhausia
C. H. Eigenmann, 1903
Type species
Tetragonopterus xinguensis
Steindachner, 1882
Synonyms

Gymnotichthys Fernández-Yépez, 1950
Opisthanodus Ahl, 1935

Moenkhausia is a genus of freshwater fish in the family Characidae native to tropical and subtropical South America. These are medium-sized tetras where the largest species only reach around 12 cm (4.7 in).