Třída: Actinopterygii - paprskoploutví
Řád: Characiformes - trnobřiší
Čeleď: Characidae - tetrovití

Typový druh: Tetragonopterus ipanquianus Cope, 1877

Reference: Pearson, N. E. 1924. The fishes of the eastern slope of the Andes. I. The fishes of the Rio Beni basin, Bolivia, collected by the Mulford expedition. Ind. Univ. Studies v. 11 (no. 64): 1-83, Pls. 1-12.

Přehled druhů

• Acrobrycon ipanquianus (Cope, 1877)
  Tetra urubambská
  Cope, E. D.   1877. Synopsis of the cold blooded vertebrata, procured by Prof. James Orton during his exploration of Peru in 1876-77. Proc. Am. Philos. Soc. v. 17: 33-49.
• Acrobrycon tarijae Fowler, 1940
  Tetra lipeonská
  Fowler, H. W.   1940. Zoological results of the second Bolivian expedition for the Academy of Natural Sciences of Philadelphia, 1936-1937. Part I.--The fishes. Proc. Acad. Nat. Sci. Phila. v. 92: 43-103.

Statistické údaje

Počet druhů: 2