| Nominal Species (n = 54) | Present allocation (n = 35) | Ref. |
|---|---|---|
| Pleuronectes achirus Linnaeus, 1758 | Achirus achirus | 36798 |
| Achirus achirus declivis Chabanaud, 1940 | Achirus declivis | 30499 |
| Achirus affinis Steindachner, 1915 | Trinectes paulistanus | 36798 |
| Achiropsis asphyxiatus Jordan, 1889 | Pnictes asphyxiatus | 36798 |
| Achirus austrinus Chabanaud, 1928 | Trinectes paulistanus | 41261 |
| Apionichthys bleekeri Horst, 1879 | Apionichthys dumerili | 36798 |
| Apionichthys dumerili Kaup, 1858 | Apionichthys dumerili | 49504 |
| Achirus errans Miranda Ribeiro, 1915 | Catathyridium jenynsii | 54621 |
| Achirus fasciatus Lacepède, 1802 | Trinectes maculatus | 6466 |
| Solea fimbriata Günther, 1862 | Trinectes fimbriatus | 36656 |
| Soleonasus finis Eigenmann, 1912 | Apionichthys finis | 36798 |
| Achirus fluviatilis Meek & Hildebrand, 1928 | Trinectes fluviatilis | 36798 |
| Solea fonsecensis Günther, 1862 | Trinectes fonsecensis | 26282 |
| Achirus garmani Jordan, 1889 | Catathyridium garmani | 36798 |
| Baeostoma grandirivi Chabanaud, 1928 | Catathyridium grandirivi | 46206 |
| Achirus hasemani Steindachner, 1915 | Hypoclinemus mentalis | 36798 |
| Trinectes hubbsbollinger Duplain, Chapleau & Munroe, 2012 | Trinectes hubbsbollinger | 91752 |
| Monochirus inscriptus Gosse, 1851 | Trinectes inscriptus | 26282 |
| Solea jenynsii Günther, 1862 | Catathyridium jenynsii | 36798 |
| Solea klunzingeri Steindachner, 1880 | Achirus klunzingeri | 26282 |
| Monochirus lineatus Quoy & Gaimard, 1824 | Achirus achirus | 41261 |
| Pleuronectes lineatus Linnaeus, 1758 | Achirus lineatus | 26282 |
| Achirus lorentzii Weyenbergh, 1877 | Catathyridium lorentzii | 36798 |
| Pleuronectes maculatus Bloch & Schneider, 1801 | Trinectes maculatus | 12965 |
| Achirus maculipinnis gunteri Chabanaud, 1940 | Achirus achirus | 41261 |
| Solea mazatlana Steindachner, 1869 | Achirus mazatlanus | 26282 |
| Gymnachirus melas Nichols, 1916 | Gymnachirus melas | 12965 |
| Apionichthys menezesi Ramos, 2003 | Apionichthys menezesi | 49504 |
| Solea mentalis Günther, 1862 | Hypoclinemus mentalis | 36798 |
| Achirus microphthalmus Chabanaud, 1928 | Trinectes microphthalmus | 36656 |
| Pleuronectes mollis Mitchill, 1814 | Trinectes maculatus | 27116 |
| Achirus mucuri Ramos, Ramos & Lopes, 2009 | Achirus mucuri | 80995 |
| Solea nattereri Steindachner, 1876 | Apionichthys nattereri | 36798 |
| Apionichthys nebulosus Peters, 1869 | Apionichthys dumerili | 36798 |
| Pleuronectes nigricans Bloch & Schneider, 1801 | Achirus lineatus | 40966 |
| Achiropsis normani Chabanaud, 1928 | Apionichthys nattereri | 49504 |
| Achirus novoae Cervigón, 1982 | Achirus novoae | 36798 |
| Gymnachirus nudus Kaup, 1858 | Gymnachirus nudus | 5217 |
| Achirus opercularis Nichols & Murphy, 1944 | Trinectes opercularis | 26282 |
| Apionichthys ottonis Steindachner, 1868 | Apionichthys dumerili | 36798 |
| Solea panamensis Steindachner, 1876 | Trinectes fonsecensis | 91752 |
| Hypoclinemus paraguayensis Chabanaud, 1928 | Catathyridium lorentzii | 36798 |
| Achirus paulistanus Miranda Ribeiro, 1915 | Trinectes paulistanus | 12965 |
| Monochir punctifer Castelnau, 1855 | Achirus achirus | 41261 |
| Apionichthys rosai Ramos, 2003 | Apionichthys rosai | 49504 |
| Apionichthys sauli Ramos, 2003 | Apionichthys sauli | 49504 |
| Trinectes scabra Rafinesque, 1832 | Trinectes maculatus | 27116 |
| Solea scutum Günther, 1862 | Achirus scutum | 26282 |
| Apionichthys seripierriae Ramos, 2003 | Apionichthys seripierriae | 49504 |
| Nodogymnus texae Gunter, 1936 | Gymnachirus texae | 12965 |
| Achirus trichospilus Berg, 1895 | Catathyridium jenynsii | 36798 |
| Soleotalpa unicolor Günther, 1862 | Apionichthys dumerili | 36798 |
| Trinectes xanthurus Walker & Bollinger, 2001 | Trinectes xanthurus | 46206 |
| Achirus zebrinus Clark, 1936 | Achirus zebrinus | 46206 |