- ↑ 1.0 1.1 1.2 1.3 Jégu, M. (2003) Serrasalminae (Pacus and piranhas)., p. 182-196. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil.
- ↑ Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott (1991) World fishes important to North Americans. Exclusive of species from the continental waters of the United States and Canada., Am. Fish. Soc. Spec. Publ. (21):243 p.
- ↑ Fink, W.L. (1993) Revision of the piranha genus Pygocentrus., Copeia (3):665-687.
- ↑ 4.0 4.1 Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ FishBase. Froese R. & Pauly D. (eds), 14 Hunyo 2011