Myloplus ternetzi
Myloplus ternetzi is a medium to large omnivorous fish of the family Serrasalmidae from South America, where found in the east and the northeastern Guiana Shield rivers. It and can grow to a length of . Etymology
The fish is named in honor of ichthyologist and naturalist Carl Ternetz (1870-1928), who made extensive collections of fish in French Guiana for the British Museum. References

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. Serrasalmidae
Taxa named by John Roxborough Norman
Fish described in 1929
Freshwater fish of South America