n = 26
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Myleus altipinnis | (Valenciennes, 1850) | Myleus altipinnis | Serrasalmidae | |
| Myleus arnoldi | (Ahl, 1936) | Myloplus arnoldi | Serrasalmidae | |
| Myleus asterias | (Müller & Troschel, 1844) | Myloplus asterias | Serrasalmidae | |
| Myleus doidyxodon | (Valenciennes, 1850) | Myleus setiger | Serrasalmidae | |
| Myleus ellipticus | (Günther, 1864) | Myloplus asterias | Serrasalmidae | |
| Myleus gurupyensis | Steindachner, 1911 | Myloplus asterias | Serrasalmidae | |
| Myleus knerii | (Steindachner, 1881) | Myleus knerii | Serrasalmidae | |
| Myleus latus | (Jardine, 1841) | Myleus latus | Serrasalmidae | |
| Myleus levis | Eigenmann & McAtee, 1907 | Myloplus levis | Serrasalmidae | |
| Myleus lobatus | (Valenciennes, 1850) | Myloplus lobatus | Serrasalmidae | |
| Myleus micans | (Lütken, 1875) | Myleus micans | Serrasalmidae | |
| Myleus oligacanthus | Müller & Troschel, 1844 | Acnodon oligacanthus | Serrasalmidae | |
| Myleus pachyodus | Andrade, Jégu, Buckup & Netto-Ferreira, 2018 | Genus Species | New species | |
| Myleus pacu | (Jardine, 1841) | Myleus pacu | Serrasalmidae | |
| Myleus rhomboidalis | (Cuvier, 1818) | Prosomyleus rhomboidalis | Serrasalmidae | |
| Myleus rubripinnis | (Müller & Troschel, 1844) | Myloplus rubripinnis | Serrasalmidae | Redhook myleus |
| Myleus rubripinnis luna | (Valenciennes, 1850) | Myloplus rubripinnis | Serrasalmidae | Redhook myleus |
| Myleus rubripinnis rubripinnis | (Müller & Troschel, 1844) | Myloplus rubripinnis | Serrasalmidae | Redhook myleus |
| Myleus schomburgkii | (Jardine, 1841) | Myloplus schomburgkii | Serrasalmidae | Disk tetra |
| Myleus schultzi | (Ahl, 1938) | Myloplus asterias | Serrasalmidae | |
| Myleus setiger | Müller & Troschel, 1844 | Myleus setiger | Serrasalmidae | |
| Myleus ternetzi | (Norman, 1929) | Myloplus ternetzi | Serrasalmidae | |
| Myleus ternetzi goslinei | Géry, 1972 | Myloplus ternetzi | Serrasalmidae | |
| Myleus tiete | (Eigenmann & Norris, 1900) | Myloplus tiete | Serrasalmidae | |
| Myleus torquatus | (Kner, 1858) | Myloplus torquatus | Serrasalmidae | |
| Myleus unilobatus | (Valenciennes, 1850) | Tometes trilobatus | Serrasalmidae |