| Nominal Species (n = 46) | Present allocation (n = 31) | Ref. |
|---|---|---|
| Curimatus amazonum Humboldt, 1821 | Hemiodus amazonum | 26282 |
| Hemiodus argenteus Pellegrin, 1909 | Hemiodus argenteus | 38289 |
| Pterohemiodus atranalis Fowler, 1940 | Hemiodus atranalis | 31397 |
| Bivibranchia bimaculata Vari, 1985 | Bivibranchia bimaculata | 28819 |
| Hemiodus crenidens Müller, 1842 | Hemiodus unimaculatus | 35366 |
| Anodus elongatus Agassiz, 1829 | Anodus elongatus | 6329 |
| Hemiodus fowleri Steindachner, 1908 | Bivibranchia fowleri | 38289 |
| Hemiodus goeldii Steindachner, 1908 | Hemiodus goeldii | 38289 |
| Hemiodus gracilis Günther, 1864 | Hemiodus gracilis | 31397 |
| Prochilodus humboldti Valenciennes, 1850 | Hemiodus amazonum | 35366 |
| Hemiodopsis huraulti Géry, 1964 | Hemiodus huraulti | 31397 |
| Hemiodus immaculatus Kner, 1858 | Hemiodus immaculatus | 38289 |
| Hemiodus iratapuru Langeani & Moreira, 2013 | Hemiodus iratapuru | 93237 |
| Hemiodus jatuarana Langeani, 2004 | Hemiodus jatuarana | 53268 |
| Elopomorphus jordanii Gill, 1878 | Anodus elongatus | 35366 |
| Hemiodus kappleri Günther, 1868 | Hemiodus unimaculatus | 35366 |
| Hemiodus langeanii Beltrão & Zuanon, 2012 | Hemiodus langeanii | 91067 |
| Hemiodus longiceps Kner, 1858 | Argonectes longiceps | 26282 |
| Pterohemiodus luelingi Géry, 1962 | Hemiodus atranalis | 6329 |
| Anodus melanopogon Cope, 1878 | Anodus elongatus | 38289 |
| Hemiodus microcephalus Günther, 1864 | Hemiodus unimaculatus | 35366 |
| Hemiodus microlepis Kner, 1858 | Hemiodus microlepis | 35366 |
| Bivibranchia notata Vari & Goulding, 1985 | Bivibranchia notata | 30185 |
| Anodus notatus Jardine, 1841 | Hemiodus unimaculatus | 38289 |
| Hemiodopsis ocellata Vari, 1982 | Hemiodus argenteus | 38289 |
| Elopomorphus orinocensis Steindachner, 1887 | Anodus orinocensis | 46206 |
| Hemiodus orthonops Eigenmann & Kennedy, 1903 | Hemiodus orthonops | 38289 |
| Hemiodus parnaguae Eigenmann & Henn, 1916 | Hemiodus parnaguae | 38289 |
| Bivibranchia protractila Eigenmann, 1912 | Bivibranchia fowleri | 38289 |
| Hemiodus quadrimaculatus Pellegrin, 1909 | Hemiodus quadrimaculatus | 31397 |
| Argonectes robertsi Langeani, 1999 | Argonectes robertsi | 38289 |
| Hemiodus rodolphoi Fowler, 1941 | Hemiodus parnaguae | 38289 |
| Argonectes scapularis Böhlke & Myers, 1956 | Argonectes longiceps | 38289 |
| Hemiodus semitaeniatus Kner, 1858 | Hemiodus semitaeniatus | 38289 |
| Bivibranchia simulata Géry, Planquette & Le Bail, 1991 | Bivibranchia simulata | 12225 |
| Bivibranchia simulata surinamensis Géry, Planquette & Le Bail, 1991 | Bivibranchia simulata | 35366 |
| Anodus steatops Cope, 1878 | Anodus elongatus | 38289 |
| Hemiodopsis sterni Géry, 1964 | Hemiodus sterni | 31397 |
| Micromischodus sugillatus Roberts, 1971 | Micromischodus sugillatus | 598 |
| Hemiodus ternetzi Myers, 1927 | Hemiodus ternetzi | 31397 |
| Hemiodus thayeria Böhlke, 1955 | Hemiodus thayeria | 31397 |
| Hemiodus tocantinensis Langeani, 1999 | Hemiodus tocantinensis | 31397 |
| Salmo unimaculatus Bloch, 1794 | Hemiodus unimaculatus | 26282 |
| Atomaster velox Eigenmann & Myers, 1927 | Bivibranchia velox | 28819 |
| Hemiodopsis vorderwinkleri Géry, 1964 | Hemiodus vorderwinkleri | 33021 |
| Hemiodopsis vorderwinkleri (non Géry, 1964) | Hemiodus quadrimaculatus | 31397 |