Typový druh
Tetragonopterus ipanquianus Cope, 1877.
Původní popis
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. Indiana University Studies v. 11 (no. 64): 1-83, Pls. 1-12.
Použitá literatura
Fricke, R., Eschmeyer, W. N. & Van der Laan, R. (eds). 2024. Eschmeyer's catalog of fishes: Genera, species, references. World Wide Web.