| Nominal Species (n = 180) | Present allocation (n = 135) | Ref. |
|---|---|---|
| Sphaerichthys acrostoma Vierke, 1979 | Sphaerichthys acrostoma | 7050 |
| Betta akarensis Regan, 1910 | Betta akarensis | 7050 |
| Betta albimarginata Kottelat & Ng, 1994 | Betta albimarginata | 12803 |
| Parosphromenus alfredi Kottelat & Ng, 2005 | Parosphromenus alfredi | 56232 |
| Parosphromenus allani Brown, 1987 | Parosphromenus allani | 13274 |
| Betta anabatoides Bleeker, 1851 | Betta anabatoides | 81926 |
| Betta anabatoides (non Bleeker, 1851) | Betta pugnax | 13220 |
| Parosphromenus anjunganensis Kottelat, 1991 | Parosphromenus anjunganensis | 7050 |
| Betta antoni Tan & Ng, 2006 | Betta antoni | 57022 |
| Betta apollon Schindler & Schmidt, 2006 | Betta apollon | 78499 |
| Luciocephalus aura Tan & Ng, 2005 | Luciocephalus aura | 56386 |
| Betta aurigans Tan & Lim, 2004 | Betta aurigans | 56613 |
| Betta balunga Herre, 1940 | Betta balunga | 56613 |
| Macropodus baviensis Nguyen & Nguyen, 2005 | Macropodus baviensis | 84797 |
| Trichopodus bejeus Hamilton, 1822 | Trichogaster fasciata | 41236 |
| Betta bellica Sauvage, 1884 | Betta bellica | 7050 |
| Stethochaetus biguttatus Gronow, 1854 | Trichopodus trichopterus | 80565 |
| Parosphromenus bintan Kottelat & Ng, 1998 | Parosphromenus bintan | 33108 |
| Betta brederi Myers, 1935 | Betta pugnax | 13220 |
| Betta breviobesa Tan & Kottelat, 1998 | Betta breviobesa | 94476 |
| Betta brownorum Witte & Schmidt, 1992 | Betta brownorum | 7050 |
| Betta burdigala Kottelat & Ng, 1994 | Betta burdigala | 12803 |
| Betta channoides Kottelat & Ng, 1994 | Betta channoides | 12803 |
| Chaetodon chinensis (non Bloch, 1790) | Macropodus ocellatus | 42237 |
| Chaetodon chinensis Bloch, 1790 | Macropodus opercularis | 42924 |
| Betta chini Ng, 1993 | Betta chini | 12293 |
| Betta chloropharynx Kottelat & Ng, 1994 | Betta chloropharynx | 12803 |
| Deschauenseeia chryseus Fowler, 1934 | Trichopodus microlepis | 94476 |
| Trichopodus chuna Hamilton, 1822 | Trichogaster chuna | 26282 |
| Betta climacura Vierke, 1988 | Betta akarensis | 56613 |
| Betta coccina (non Vierke, 1979) | Betta brownorum | 26073 |
| Betta coccina Vierke, 1979 | Betta coccina | 7050 |
| Trichopodus colisa Hamilton, 1822 | Trichogaster fasciata | 41236 |
| Betta compuncta Tan & Ng, 2006 | Betta compuncta | 57022 |
| Trichopodus cotra Hamilton, 1822 | Trichogaster fasciata | 41236 |
| Betta cracens Tan & Ng, 2005 | Betta cracens | 56386 |
| Macropodus ctenopsoides Brind, 1915 | Macropodus opercularis | 42924 |
| Polyacanthus cupanus Cuvier, 1831 | Pseudosphromenus cupanus | 1830 |
| Polyacanthus cupanus dayi Köhler, 1908 | Pseudosphromenus cupanus | 4833 |
| Polyacanthus cupanus dayi Köhler, 1908 | Pseudosphromenus dayi | 41236 |
| Osphromenus deissneri Bleeker, 1859 | Parosphromenus deissneri | 33108 |
| Parosphromenus deissneri sumatranus (non Klausewitz, 1955) | Parosphromenus deissneri | 56386 |
| Parosphromenus deissneri sumatranus Klausewitz, 1955 | Parosphromenus sumatranus | 56386 |
| Betta dennisyongi Tan, 2013 | Betta dennisyongi | 93059 |
| Betta dimidiata Roberts, 1989 | Betta dimidiata | 7050 |
| Betta edithae Vierke, 1984 | Betta edithae | 7050 |
| Betta enisae Kottelat, 1995 | Betta enisae | 12804 |
| Macropodus erythropterus Freyhof & Herder, 2002 | Macropodus erythropterus | 42924 |
| Osphronemus exodon Roberts, 1994 | Osphronemus exodon | 12693 |
| Betta falx Tan & Kottelat, 1998 | Betta falx | 38481 |
| Betta fasciata Regan, 1910 | Betta bellica | 7050 |
| Trichogaster fasciata Bloch & Schneider, 1801 | Trichogaster fasciata | 81211 |
| Betta ferox Schindler & Schmidt, 2006 | Betta ferox | 78499 |
| Macropodus filamentosus Oshima, 1919 | Macropodus opercularis | 42924 |
| Parosphromenus filamentosus Vierke, 1981 | Parosphromenus filamentosus | 4537 |
| Betta foerschi Vierke, 1979 | Betta foerschi | 2060 |
| Betta fusca Regan, 1910 | Betta fusca | 4537 |
| Betta fusca (non Regan, 1910) | Betta pugnax | 13220 |
| Betta gladiator Tan & Ng, 2005 | Betta gladiator | 56613 |
| Osphronemus goramy Lacepède, 1801 | Osphronemus goramy | 7425 |
| Osphronemus goramy (non Lacepède, 1801) | Osphronemus laticlavius | 7425 |
| Osphronemus gouramy (non Lacepède, 1801) | Osphronemus exodon | 12693 |
| Parosphromenus gunawani Schindler & Linke, 2012 | Parosphromenus gunawani | 93137 |
| Parosphromenus harveyi Brown, 1987 | Parosphromenus harveyi | 36508 |
| Polyacanthus hasselti Cuvier, 1831 | Belontia hasselti | 26282 |
| Betta hendra Schindler & Linke, 2013 | Betta hendra | 93322 |
| Betta hipposideros Ng & Kottelat, 1994 | Betta hipposideros | 13093 |
| Macropodus hongkongensis Freyhof & Herder, 2002 | Macropodus hongkongensis | 42924 |
| Betta ibanorum Tan & Ng, 2004 | Betta ibanorum | 55025 |
| Betta ideii Tan & Ng, 2006 | Betta ideii | 57022 |
| Betta imbellis Ladiges, 1975 | Betta imbellis | 56613 |
| Osphromenus insulatus Seale, 1910 | Trichopodus trichopterus | 2854 |
| Betta krataios Tan & Ng, 2006 | Betta krataios | 57022 |
| Malpulutta kretseri Deraniyagala, 1937 | Malpulutta kretseri | 6028 |
| Betta kuehnei Schindler & Schmidt, 2008 | Betta kuehnei | 82661 |
| Trichogaster labiosa Day, 1877 | Trichogaster labiosa | 81211 |
| Trichopodus lalius Hamilton, 1822 | Trichogaster lalius | 4833 |
| Osphronemus laticlavius Roberts, 1992 | Osphronemus laticlavius | 7425 |
| Trichopus leerii Bleeker, 1852 | Trichopodus leerii | 2091 |
| Betta lehi Tan & Ng, 2005 | Betta lehi | 56613 |
| Macropodus lineatus Nguyen, Ngo & Nguyen, 2005 | Macropodus lineatus | 84797 |
| Parasphaerichthys lineatus Britz & Kottelat, 2002 | Parasphaerichthys lineatus | 47277 |
| Parosphromenus linkei Kottelat, 1991 | Parosphromenus linkei | 7050 |
| Betta livida Ng & Kottelat, 1992 | Betta livida | 13213 |
| Betta macrophthalma Regan, 1910 | Betta pugnax | 13220 |
| Betta macrophthalma (non Regan, 1910) | Betta waseri | 13093 |
| Betta macrostoma Regan, 1910 | Betta macrostoma | 56613 |
| Nemaphoerus maculosus Kuhl & van Hasselt, 1879 | Trichopodus trichopterus | 80565 |
| Betta mahachaiensis Kowasupat, Panijpan, Ruenwongsa & Sriwattanarothai, 2012 | Betta mahachaiensis | 92085 |
| Betta mandor Tan & Ng, 2006 | Betta mandor | 57022 |
| Trichopode mentonnier Lacepède, 1801 | Osphronemus goramy | 7425 |
| Trichopodus mentum Lacepède, 1801 | Osphronemus goramy | 7425 |
| Osphromenus microlepis Günther, 1861 | Trichopodus microlepis | 94476 |
| Betta midas Tan, 2009 | Betta midas | 81926 |
| Betta miniopinna Tan & Tan, 1994 | Betta miniopinna | 12802 |
| Parosphromenus nagyi Schaller, 1985 | Parosphromenus nagyi | 2059 |
| Ctenops nobilis McClelland, 1845 | Ctenops nobilis | 4833 |
| Osphromenus notatus Cuvier, 1831 | Osphronemus goramy | 2091 |
| Betta nuluhon Kamal, Tan & Ng, 2020 | Betta nuluhon | 123126 |
| Betta obscura Tan & Ng, 2005 | Betta obscura | 56613 |
| Betta ocellata de Beaufort, 1933 | Betta ocellata | 56613 |
| Betta ocellata (non de Beaufort, 1933) | Betta unimaculata | 33021 |
| Macropodus ocellatus Cantor, 1842 | Macropodus ocellatus | 42924 |
| Parasphaerichthys ocellatus Prashad & Mukerji, 1929 | Parasphaerichthys ocellatus | 4833 |
| Osphromenus olfax Cuvier, 1831 | Osphronemus goramy | 2091 |
| Macropodus oligolepis Nguyen, Ngo & Nguyen, 2005 | Macropodus oligolepis | 84797 |
| Betta omega Tan & Ahmad, 2018 | Betta omega | 127779 |
| Parosphromenus opallios Kottelat & Ng, 2005 | Parosphromenus opallios | 56232 |
| Labrus opercularis Linnaeus, 1758 | Macropodus opercularis | 42924 |
| Macropodus opercularis concolor Ahl, 1936 | Macropodus spechti | 42924 |
| Macropodus opercularis spechti Schreitmüller, 1936 | Macropodus spechti | 42924 |
| Parosphromenus ornaticauda Kottelat, 1991 | Parosphromenus ornaticauda | 7050 |
| Sphaerichthys osphromenoides Canestrini, 1860 | Sphaerichthys osphromenoides | 7050 |
| Sphaerichthys osphronemoides selatanensis Vierke, 1979 | Sphaerichthys selatanensis | 80565 |
| Parosphromenus pahuensis Kottelat & Ng, 2005 | Parosphromenus pahuensis | 56232 |
| Betta pallida Schindler & Schmidt, 2004 | Betta pallida | 54318 |
| Betta pallifina Tan & Ng, 2005 | Betta pallifina | 56613 |
| Parosphromenus paludicola Tweedie, 1952 | Parosphromenus paludicola | 2060 |
| Polyacanthus paludosus Richardson, 1846 | Macropodus ocellatus | 42924 |
| Betta pardalotos Tan, 2009 | Betta pardalotos | 82268 |
| Trichopus parvipinnis Sauvage, 1876 | Trichopodus microlepis | 94476 |
| Parosphromenus parvulus (non Vierke, 1979) | Parosphromenus ornaticauda | 7050 |
| Parosphromenus parvulus Vierke, 1979 | Parosphromenus parvulus | 2060 |
| Betta patoti Weber & de Beaufort, 1922 | Betta patoti | 56613 |
| Trichopodus pectoralis Regan, 1910 | Trichopodus pectoralis | 87122 |
| Betta persephone Schaller, 1986 | Betta persephone | 56613 |
| Parosphromenus phoenicurus Schindler & Linke, 2012 | Parosphromenus phoenicurus | 93137 |
| Macropodus phongnhaensis Ngô, Nguyen & Nguyen, 2005 | Macropodus phongnhaensis | 84797 |
| Betta pi Tan, 1998 | Betta pi | 30225 |
| Panchax pictum Valenciennes, 1846 | Betta picta | 38481 |
| Betta pinguis Tan & Kottelat, 1998 | Betta pinguis | 30224 |
| Colisa ponticeriana Valenciennes, 1831 | Trichogaster fasciata | 41236 |
| Trichopodus poptae Low, Tan & Britz, 2014 | Trichopodus poptae | 97359 |
| Betta prima Kottelat, 1994 | Betta prima | 26708 |
| Macropodus pugnax Cantor, 1849 | Betta pugnax | 13220 |
| Diplopterus pulcher Gray, 1830 | Luciocephalus pulcher | 26282 |
| Betta pulchra Tan & Tan, 1996 | Betta pulchra | 13220 |
| Ctenops pumilus Arnold, 1936 | Trichopsis pumila | 26282 |
| Parosphromenus quindecim Kottelat & Ng, 2005 | Parosphromenus quindecim | 56232 |
| Betta raja Tan & Ng, 2005 | Betta raja | 56386 |
| Betta renata Tan, 1998 | Betta renata | 30225 |
| Betta rubra (non Perugia, 1893) | Betta pugnax | 13220 |
| Betta rubra Perugia, 1893 | Betta rubra | 56613 |
| Parosphromenus rubrimontis Kottelat & Ng, 2005 | Parosphromenus rubrimontis | 56232 |
| Betta rutilans Witte & Kottelat, 1991 | Betta rutilans | 7050 |
| Trichopus satyrus Shaw, 1803 | Osphronemus goramy | 7425 |
| Betta schalleri Kottelat & Ng, 1994 | Betta schalleri | 12803 |
| Trichopsis schalleri Ladiges, 1962 | Trichopsis schalleri | 27732 |
| Trichopus sepat Bleeker, 1845 | Trichopodus trichopterus | 2091 |
| Osphronemus septemfasciatus Roberts, 1992 | Osphronemus septemfasciatus | 7050 |
| Osphromenus siamensis Günther, 1861 | Trichopodus trichopterus | 2091 |
| Betta siamorientalis Kowasupat, Panijpan, Ruenwongsa & Jeenthong, 2012 | Betta siamorientalis | 93122 |
| Polyacanthus signatus Günther, 1861 | Belontia signata | 6028 |
| Betta simorum Tan & Ng, 1996 | Betta simorum | 13275 |
| Betta simplex Kottelat, 1994 | Betta simplex | 26708 |
| Betta smaragdina Ladiges, 1972 | Betta smaragdina | 43281 |
| Trichopodus sota Hamilton, 1822 | Trichogaster chuna | 4833 |
| Betta spilotogena Ng & Kottelat, 1994 | Betta spilotogena | 13093 |
| Betta splendens Regan, 1910 | Betta splendens | 12693 |
| Betta stigmosa Tan & Ng, 2005 | Betta stigmosa | 56613 |
| Betta stiktos Tan & Ng, 2005 | Betta stiktos | 56613 |
| Betta strohi Schaller & Kottelat, 1989 | Betta strohi | 7050 |
| Betta taeniata (non Regan, 1910) | Betta pugnax | 13220 |
| Betta taeniata Regan, 1910 | Betta taeniata | 56613 |
| Betta tomi Ng & Kottelat, 1994 | Betta tomi | 13093 |
| Labrus trichopterus Pallas, 1770 | Trichopodus trichopterus | 2091 |
| Osphromenus trichopterus cantoris Günther, 1861 | Trichopodus cantoris | 87122 |
| Betta trifasciata Bleeker, 1850 | Betta picta | 38481 |
| Betta trifasciata (non Bleeker, 1850) | Betta pugnax | 13220 |
| Betta tussyae Schaller, 1985 | Betta tussyae | 56613 |
| Parosphromenus tweediei Kottelat & Ng, 2005 | Parosphromenus tweediei | 56232 |
| Betta uberis Tan & Ng, 2006 | Betta uberis | 57022 |
| Colisa unicolor Cuvier, 1831 | Trichogaster lalius | 41236 |
| Parophiocephalus unimaculatus Popta, 1905 | Betta unimaculata | 56613 |
| Sphaerichthys vaillanti Pellegrin, 1930 | Sphaerichthys vaillanti | 7050 |
| Macropodus venustus Cuvier, 1831 | Macropodus opercularis | 42924 |
| Macropodus viridiauratus Lacepède, 1801 | Macropodus opercularis | 42924 |
| Osphromenus vittatus Cuvier, 1831 | Trichopsis vittata | 33021 |
| Colisa vulgaris Cuvier, 1831 | Trichogaster fasciata | 41236 |
| Betta waseri Krummenacher, 1986 | Betta waseri | 13093 |