n = 242
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Gymnothorax afer | Bloch, 1795 | Gymnothorax afer | Muraenidae | Dark moray |
| Gymnothorax albimarginatus | (Temminck & Schlegel, 1846) | Gymnothorax albimarginatus | Muraenidae | Whitemargin moray |
| Gymnothorax albimentis | (Evermann & Marsh, 1900) | Gymnothorax moringa | Muraenidae | Spotted moray |
| Gymnothorax albomaculatus | Bliss, 1883 | Gymnothorax johnsoni | Muraenidae | Whitespotted moray |
| Gymnothorax anatinus | (Lowe, 1838) | Enchelycore anatina | Muraenidae | Fangtooth moray |
| Gymnothorax andamanensis | Mohapatra, Kiruba-Sankar, Praveenraj & Mohanty, 2019 | Genus Species | New species | |
| Gymnothorax angusticauda | (Weber & de Beaufort, 1916) | Gymnothorax angusticauda | Muraenidae | Narrowtail moray |
| Gymnothorax angusticeps | (Hildebrand & Barton, 1949) | Gymnothorax angusticeps | Muraenidae | |
| Gymnothorax annasona | Whitley, 1937 | Gymnothorax annasona | Muraenidae | |
| Gymnothorax annulatus | Smith & Böhlke, 1997 | Gymnothorax annulatus | Muraenidae | Ringed moray |
| Gymnothorax argus | Steindachner, 1870 | Muraena argus | Muraenidae | Argus moray |
| Gymnothorax atolli | (Pietschmann, 1935) | Gymnothorax atolli | Muraenidae | Atoll moray |
| Gymnothorax aurocephalus | Nashad, Mohapatra, Varghese, Ramalingam, Bineesh & Mohanty, 2020 | Genus Species | New species | |
| Gymnothorax australicola | Lavenberg, 1992 | Gymnothorax australicola | Muraenidae | South Pacific moray |
| Gymnothorax austrinus | Böhlke & McCosker, 2001 | Gymnothorax austrinus | Muraenidae | Southern moray |
| Gymnothorax bacalladoi | Böhlke & Brito, 1987 | Gymnothorax bacalladoi | Muraenidae | Canary moray |
| Gymnothorax baranesi | Smith, Brokovich & Einbinder, 2008 | Gymnothorax baranesi | Muraenidae | Barane’s moray |
| Gymnothorax bathiphylus | Randall & McCosker, 1975 | Gymnothorax bathyphilus | Muraenidae | Deep-dwelling moray |
| Gymnothorax bathyphilus | Randall & McCosker, 1975 | Gymnothorax bathyphilus | Muraenidae | Deep-dwelling moray |
| Gymnothorax bayeri | Schultz, 1953 | Enchelycore bayeri | Muraenidae | Bayer's moray |
| Gymnothorax berndti | Snyder, 1904 | Gymnothorax berndti | Muraenidae | Y-patterned moray |
| Gymnothorax bikiniensis | Schultz, 1953 | Enchelycore bikiniensis | Muraenidae | Bikini Atoll moray |
| Gymnothorax borneensis | Bleeker, 1863 | Gymnothorax tile | Muraenidae | Indian mud moray |
| Gymnothorax boschi | (Bleeker, 1853) | Echidna nebulosa | Muraenidae | Starry moray |
| Gymnothorax boschii | (Bleeker, 1853) | Echidna nebulosa | Muraenidae | Starry moray |
| Gymnothorax breedeni | McCosker & Randall, 1977 | Gymnothorax breedeni | Muraenidae | Blackcheek moray |
| Gymnothorax brunneus | Nichols, 1920 | Enchelycore nigricans | Muraenidae | Viper moray |
| Gymnothorax buroensis | (Bleeker, 1857) | Gymnothorax buroensis | Muraenidae | Vagrant moray |
| Gymnothorax castaneus | (Jordan & Gilbert, 1883) | Gymnothorax castaneus | Muraenidae | Panamic green moray |
| Gymnothorax castlei | Böhlke & Randall, 1999 | Gymnothorax castlei | Muraenidae | Castle's moray |
| Gymnothorax catenatus | Bloch, 1795 | Echidna catenata | Muraenidae | Chain moray |
| Gymnothorax cephalospilus | Böhlke & McCosker, 2001 | Gymnothorax cephalospilus | Muraenidae | Head-spot moray |
| Gymnothorax chilensis | (Günther, 1872) | Gymnothorax porphyreus | Muraenidae | Lowfin moray |
| Gymnothorax chilospilus | Bleeker, 1864 | Gymnothorax chilospilus | Muraenidae | Lipspot moray |
| Gymnothorax chlamydatus | Snyder, 1908 | Gymnothorax chlamydatus | Muraenidae | Banded mud moray |
| Gymnothorax chlorostigma | (Kaup, 1856) | Gymnothorax meleagris | Muraenidae | Turkey moray |
| Gymnothorax colubrinus | (Boddaert, 1781) | Myrichthys colubrinus | Ophichthidae | Harlequin snake eel |
| Gymnothorax concolor | (Abbott, 1860) | Gymnothorax moringa | Muraenidae | Spotted moray |
| Gymnothorax conspersus | Poey, 1867 | Gymnothorax conspersus | Muraenidae | Saddled moray |
| Gymnothorax corallinus | (Klunzinger, 1871) | Gymnothorax buroensis | Muraenidae | Vagrant moray |
| Gymnothorax cribroris | Whitley, 1932 | Gymnothorax cribroris | Muraenidae | Sieve-patterned moray |
| Gymnothorax cyanopunctatus | Howell Rivero, 1932 | Gymnothorax vicinus | Muraenidae | Purplemouth moray |
| Gymnothorax davidsmithi | McCosker & Randall, 2008 | Gymnothorax davidsmithi | Muraenidae | Flores mud moray |
| Gymnothorax dorsalis | Seale, 1917 | Strophidon dorsalis | Muraenidae | |
| Gymnothorax dovii | (Günther, 1870) | Gymnothorax dovii | Muraenidae | Finespotted moray |
| Gymnothorax elaboratus | (Poey, 1860) | Gymnothorax miliaris | Muraenidae | Goldentail moray |
| Gymnothorax elaineheemstrae | Sithole, Smith, Mwale & Gouws, 2020 | Genus Species | New species | |
| Gymnothorax elegans | Bliss, 1883 | Gymnothorax elegans | Muraenidae | Elegant moray |
| Gymnothorax emmae | Prokofiev, 2010 | Gymnothorax emmae | Muraenidae | |
| Gymnothorax enigmaticus | McCosker & Randall, 1982 | Gymnothorax enigmaticus | Muraenidae | Enigmatic moray |
| Gymnothorax equatorialis | (Hildebrand, 1946) | Gymnothorax equatorialis | Muraenidae | Spottail moray |
| Gymnothorax eupterus | (Günther, 1870) | Gymnothorax nubilus | Muraenidae | Grey moray |
| Gymnothorax eurostus | (Abbott, 1860) | Gymnothorax eurostus | Muraenidae | Abbott's moray eel |
| Gymnothorax eurygnathos | Böhlke, 2001 | Gymnothorax eurygnathos | Muraenidae | |
| Gymnothorax favagiensis | (Bloch & Schneider, 1801) | Gymnothorax favagineus | Muraenidae | Laced moray |
| Gymnothorax favagineus | Bloch & Schneider, 1801 | Gymnothorax favagineus | Muraenidae | Laced moray |
| Gymnothorax favagineus isingteenus | (Richardson, 1845) | Gymnothorax isingteena | Muraenidae | |
| Gymnothorax fimbriata | (Bennett, 1832) | Gymnothorax fimbriatus | Muraenidae | Fimbriated moray |
| Gymnothorax fimbriatus | (Bennett, 1832) | Gymnothorax fimbriatus | Muraenidae | Fimbriated moray |
| Gymnothorax flavimarginatus | (Rüppell, 1830) | Gymnothorax flavimarginatus | Muraenidae | Yellow-edged moray |
| Gymnothorax flavimarginatus annasona | Whitley, 1937 | Gymnothorax annasona | Muraenidae | |
| Gymnothorax flavoculus | (Böhlke & Randall, 1996) | Gymnothorax flavoculus | Muraenidae | |
| Gymnothorax flavomarginatus | (Rüppell, 1830) | Gymnothorax flavimarginatus | Muraenidae | Yellow-edged moray |
| Gymnothorax flavopictus | (Kaup, 1856) | Gymnothorax miliaris | Muraenidae | Goldentail moray |
| Gymnothorax flavoscriptus | Poey, 1876 | Gymnothorax moringa | Muraenidae | Spotted moray |
| Gymnothorax formosus | Bleeker, 1864 | Gymnothorax formosus | Muraenidae | |
| Gymnothorax funebris | Ranzani, 1839 | Gymnothorax funebris | Muraenidae | Green moray |
| Gymnothorax fuscomaculata | (Schultz, 1953) | Gymnothorax fuscomaculatus | Muraenidae | Brown spotted moray |
| Gymnothorax fuscomaculatus | (Schultz, 1953) | Gymnothorax fuscomaculatus | Muraenidae | Brown spotted moray |
| Gymnothorax galetae | Rubinoff, 1966 | Muraena robusta | Muraenidae | Stout moray |
| Gymnothorax goldsboroughi | Jordan & Evermann, 1903 | Gymnothorax elegans | Muraenidae | Elegant moray |
| Gymnothorax gracilicauda | Jenkins, 1903 | Gymnothorax gracilicauda | Muraenidae | Slendertail moray |
| Gymnothorax gracilicaudus | Jenkins, 1903 | Gymnothorax gracilicauda | Muraenidae | Slendertail moray |
| Gymnothorax griffini | Whitley & Phillips, 1939 | Gymnothorax porphyreus | Muraenidae | Lowfin moray |
| Gymnothorax griseus | (Lacepède, 1803) | Gymnothorax griseus | Muraenidae | Geometric moray |
| Gymnothorax hansi | Heemstra, 2004 | Gymnothorax hansi | Muraenidae | |
| Gymnothorax hepaticus | (Rüppell, 1830) | Gymnothorax hepaticus | Muraenidae | Liver-colored moray eel |
| Gymnothorax herrei | Beebe & Tee-Van, 1933 | Gymnothorax herrei | Muraenidae | Herre's moray |
| Gymnothorax hubbsi | Böhlke & Böhlke, 1977 | Gymnothorax hubbsi | Muraenidae | Lichen moray |
| Gymnothorax indicus | Mohapatra, Ray, Smith & Mishra, 2016 | Genus Species | New species | |
| Gymnothorax insignis | Seale, 1917 | Gymnothorax nudivomer | Muraenidae | Yellowmouth moray |
| Gymnothorax intesi | (Fourmanoir & Rivaton, 1979) | Gymnothorax intesi | Muraenidae | |
| Gymnothorax irregularis | (Kaup, 1856) | Gymnothorax miliaris | Muraenidae | Goldentail moray |
| Gymnothorax isingteena | (Richardson, 1845) | Gymnothorax isingteena | Muraenidae | |
| Gymnothorax jacksoniensis | Bleeker, 1863 | Gymnothorax prasinus | Muraenidae | Yellow moray |
| Gymnothorax javanicus | (Bleeker, 1859) | Gymnothorax javanicus | Muraenidae | Giant moray |
| Gymnothorax javonica | (Bleeker, 1859) | Gymnothorax javanicus | Muraenidae | Giant moray |
| Gymnothorax johnsoni | (Smith, 1962) | Gymnothorax johnsoni | Muraenidae | Whitespotted moray |
| Gymnothorax jordani | (Evermann & Marsh, 1899) | Gymnothorax ocellatus | Muraenidae | Ocellated moray |
| Gymnothorax kidako | (Temminck & Schlegel, 1846) | Gymnothorax kidako | Muraenidae | Kidako moray |
| Gymnothorax kolpos | Böhlke & Böhlke, 1980 | Gymnothorax kolpos | Muraenidae | Blacktail moray |
| Gymnothorax kontodontos | Böhlke, 2000 | Gymnothorax kontodontos | Muraenidae | Short-tooth moray |
| Gymnothorax laysanus | (Steindachner, 1900) | Gymnothorax eurostus | Muraenidae | Abbott's moray eel |
| Gymnothorax leecote | Scott, 1965 | Gymnothorax prasinus | Muraenidae | Yellow moray |
| Gymnothorax leucacme | Jenkins, 1903 | Gymnothorax rueppelliae | Muraenidae | Banded moray |
| Gymnothorax leucostictus | Jenkins, 1903 | Gymnothorax meleagris | Muraenidae | Turkey moray |
| Gymnothorax leucostigma | Jordan & Richardson, 1909 | Gymnothorax prionodon | Muraenidae | Australian mottled moray |
| Gymnothorax leucostigmus | Jordan & Richardson, 1909 | Gymnothorax prionodon | Muraenidae | Australian mottled moray |
| Gymnothorax longinaris | Allen, Erdmann & Sianipar, 2018 | Gymnothorax longinaris | Muraenidae | Nasal-flap moray |
| Gymnothorax longinquus | (Whitley, 1948) | Gymnothorax longinquus | Muraenidae | |
| Gymnothorax maderensis | (Johnson, 1862) | Gymnothorax maderensis | Muraenidae | Sharktooth moray |
| Gymnothorax mareei | Poll, 1953 | Gymnothorax mareei | Muraenidae | Spotjaw moray |
| Gymnothorax margaritophorus | Bleeker, 1864 | Gymnothorax margaritophorus | Muraenidae | Blotch-necked moray |
| Gymnothorax marshallensis | (Schultz, 1953) | Gymnothorax marshallensis | Muraenidae | Marshall Islands moray |
| Gymnothorax mauritianus | (Kaup, 1856) | Gymnothorax flavimarginatus | Muraenidae | Yellow-edged moray |
| Gymnothorax mccoskeri | Smith & Böhlke, 1997 | Gymnothorax mccoskeri | Muraenidae | |
| Gymnothorax megaspilus | Böhlke & Randall, 1995 | Gymnothorax megaspilus | Muraenidae | Oman moray |
| Gymnothorax melanosomatus | Loh, Shao & Chen, 2011 | Gymnothorax melanosomatus | Muraenidae | |
| Gymnothorax melanospilos | (Bleeker, 1855) | Gymnothorax isingteena | Muraenidae | |
| Gymnothorax melanospilus | (Bleeker, 1855) | Gymnothorax isingteena | Muraenidae | |
| Gymnothorax melatremus | Schultz, 1953 | Gymnothorax melatremus | Muraenidae | Dwarf moray |
| Gymnothorax meleagris | (Shaw, 1795) | Gymnothorax meleagris | Muraenidae | Turkey moray |
| Gymnothorax microspila | (Günther, 1870) | Gymnothorax reevesii | Muraenidae | Reeve's moray |
| Gymnothorax microstictus | Böhlke, 2000 | Gymnothorax microstictus | Muraenidae | Smallspot moray |
| Gymnothorax miliaris | (Kaup, 1856) | Gymnothorax miliaris | Muraenidae | Goldentail moray |
| Gymnothorax minor | (Temminck & Schlegel, 1846) | Gymnothorax minor | Muraenidae | |
| Gymnothorax mishrai | Ray, Mohapatra & Smith, 2015 | Gymnothorax mishrai | Muraenidae | |
| Gymnothorax moluccensis | (Bleeker, 1864) | Gymnothorax moluccensis | Muraenidae | Moluccan moray |
| Gymnothorax monochrous | (Bleeker, 1856) | Gymnothorax monochrous | Muraenidae | Drab moray |
| Gymnothorax monostigma | (Regan, 1909) | Gymnothorax monostigma | Muraenidae | One-spot moray |
| Gymnothorax monostigmus | (Regan, 1909) | Gymnothorax monostigma | Muraenidae | One-spot moray |
| Gymnothorax mordax | (Ayres, 1859) | Gymnothorax mordax | Muraenidae | California moray |
| Gymnothorax moringa | (Cuvier, 1829) | Gymnothorax moringa | Muraenidae | Spotted moray |
| Gymnothorax moringua | (Cuvier, 1829) | Gymnothorax moringa | Muraenidae | Spotted moray |
| Gymnothorax mucifer | Snyder, 1904 | Gymnothorax kidako | Muraenidae | Kidako moray |
| Gymnothorax muraena | Bloch & Schneider, 1801 | Muraena helena | Muraenidae | Mediterranean moray |
| Gymnothorax nasuta | de Buen, 1961 | Gymnothorax nasuta | Muraenidae | Easter island moray |
| Gymnothorax neglectus | Tanaka, 1911 | Gymnothorax neglectus | Muraenidae | |
| Gymnothorax nevezi | Roux, 1957 | Muraena robusta | Muraenidae | Stout moray |
| Gymnothorax nigrocastaneus | Cope, 1871 | Enchelycore nigricans | Muraenidae | Viper moray |
| Gymnothorax nigromarginatus | (Girard, 1858) | Gymnothorax nigromarginatus | Muraenidae | Blackedge moray |
| Gymnothorax niphostigmus | Chen, Shao & Chen, 1996 | Gymnothorax niphostigmus | Muraenidae | Snowflake-patched moray |
| Gymnothorax nubilus | (Richardson, 1848) | Gymnothorax nubilus | Muraenidae | Grey moray |
| Gymnothorax nudivomer | (Günther, 1867) | Gymnothorax nudivomer | Muraenidae | Yellowmouth moray |
| Gymnothorax nuttingi | Snyder, 1904 | Gymnothorax nuttingi | Muraenidae | |
| Gymnothorax obesus | (Whitley, 1932) | Gymnothorax obesus | Muraenidae | Griffin's moray |
| Gymnothorax obscuratus | Poey, 1870 | Gymnothorax vicinus | Muraenidae | Purplemouth moray |
| Gymnothorax obscurirostris | Rendahl, 1921 | Gymnothorax porphyreus | Muraenidae | Lowfin moray |
| Gymnothorax ocellatus | Agassiz, 1831 | Gymnothorax ocellatus | Muraenidae | Ocellated moray |
| Gymnothorax ocellatus saxicola | Jordan & Davis, 1891 | Gymnothorax saxicola | Muraenidae | Honeycomb moray |
| Gymnothorax octavianus | Myers & Wade, 1941 | Enchelycore octaviana | Muraenidae | Slenderjaw moray |
| Gymnothorax odishi | Mohapatra, Mohanty, Smith, Mishra & Roy, 2018 | Genus Species | New species | |
| Gymnothorax panamensis | (Steindachner, 1876) | Gymnothorax panamensis | Muraenidae | Masked moray |
| Gymnothorax pardalis | (Temminck & Schlegel, 1846) | Enchelycore pardalis | Muraenidae | Leopard moray eel |
| Gymnothorax parini | Collette, Smith & Böhlke, 1991 | Gymnothorax parini | Muraenidae | |
| Gymnothorax paucivertebralis | Allen, Erdmann & Sianipar, 2018 | Gymnothorax paucivertebralis | Muraenidae | Reticulated moray |
| Gymnothorax peli | (Kaup, 1856) | Echidna peli | Muraenidae | Pebbletooth moray |
| Gymnothorax permistus | (Smith, 1962) | Gymnothorax favagineus | Muraenidae | Laced moray |
| Gymnothorax petelli | (Bleeker, 1856) | Gymnothorax rueppelliae | Muraenidae | Banded moray |
| Gymnothorax phalarus | Bussing, 1998 | Gymnothorax phalarus | Muraenidae | |
| Gymnothorax pharaonis | Smith, Bogorodsky, Mal & Alpermann, 2019 | Gymnothorax pharaonis | Muraenidae | Pharaoh’s moray |
| Gymnothorax phasmatodes | (Smith, 1962) | Gymnothorax phasmatodes | Muraenidae | Ghost moray |
| Gymnothorax philippinus | Jordan & Seale, 1907 | Gymnothorax philippinus | Muraenidae | Philippines moray |
| Gymnothorax picta | (Ahl, 1789) | Gymnothorax pictus | Muraenidae | Paintspotted moray |
| Gymnothorax picturatus | Poey, 1880 | Gymnothorax moringa | Muraenidae | Spotted moray |
| Gymnothorax pictus | (Ahl, 1789) | Gymnothorax pictus | Muraenidae | Paintspotted moray |
| Gymnothorax pikei | Bliss, 1883 | Gymnothorax pikei | Muraenidae | Pike's moray |
| Gymnothorax pindae | Smith, 1962 | Gymnothorax pindae | Muraenidae | Pinda moray |
| Gymnothorax poikilospilus | Chen & Huang, 2022 | Gymnothorax poikilospilus | Muraenidae | Variegated moray eel |
| Gymnothorax polygonius | Poey, 1875 | Gymnothorax polygonius | Muraenidae | Polygon moray |
| Gymnothorax polyspondylus | Böhlke & Randall, 2000 | Gymnothorax polyspondylus | Muraenidae | |
| Gymnothorax polyuranodon | (Bleeker, 1854) | Gymnothorax polyuranodon | Muraenidae | Freshwater moray |
| Gymnothorax porphyrea | (Guichenot, 1848) | Gymnothorax porphyreus | Muraenidae | Lowfin moray |
| Gymnothorax porphyreus | (Guichenot, 1848) | Gymnothorax porphyreus | Muraenidae | Lowfin moray |
| Gymnothorax prasinus | (Richardson, 1848) | Gymnothorax prasinus | Muraenidae | Yellow moray |
| Gymnothorax prionodon | Ogilby, 1895 | Gymnothorax prionodon | Muraenidae | Australian mottled moray |
| Gymnothorax prismodon | Böhlke & Randall, 2000 | Gymnothorax prismodon | Muraenidae | |
| Gymnothorax prolatus | Sasaki & Amaoka, 1991 | Gymnothorax prolatus | Muraenidae | |
| Gymnothorax pseudoherrei | Böhlke, 2000 | Gymnothorax pseudoherrei | Muraenidae | False brown moray |
| Gymnothorax pseudokidako | Huang, Loh & Liao, 2021 | Genus Species | New species | |
| Gymnothorax pseudomelanosomatus | Loh, Shao & Chen, 2015 | Gymnothorax pseudomelanosomatus | Muraenidae | False black body moray eel |
| Gymnothorax pseudoprolatus | Smith, Hibino & Ho, 2018 | Genus Species | New species | |
| Gymnothorax pseudothyrsoideus | (Bleeker, 1853) | Gymnothorax pseudothyrsoideus | Muraenidae | Highfin moray |
| Gymnothorax pseudotile | Mohapatra, Smith, Ray, Mishra & Mohanty, 2017 | Gymnothorax pseudotile | Muraenidae | Bengal low-fin moray |
| Gymnothorax punctatofasciata | Bleeker, 1863 | Gymnothorax punctatofasciatus | Muraenidae | Bars'n spots moray |
| Gymnothorax punctatofasciatus | Bleeker, 1863 | Gymnothorax punctatofasciatus | Muraenidae | Bars'n spots moray |
| Gymnothorax punctatus | Bloch & Schneider, 1801 | Gymnothorax punctatus | Muraenidae | Red Sea whitespotted moray |
| Gymnothorax ramosus | Griffin, 1926 | Enchelycore ramosa | Muraenidae | Mosaic moray |
| Gymnothorax randalli | Smith & Böhlke, 1997 | Gymnothorax randalli | Muraenidae | Randall's moray |
| Gymnothorax reevesi | (Richardson, 1845) | Gymnothorax reevesii | Muraenidae | Reeve's moray |
| Gymnothorax reevesii | (Richardson, 1845) | Gymnothorax reevesii | Muraenidae | Reeve's moray |
| Gymnothorax reticularis | Bloch, 1795 | Gymnothorax reticularis | Muraenidae | |
| Gymnothorax richardsoni | (Bleeker, 1852) | Gymnothorax richardsonii | Muraenidae | Richardson's moray |
| Gymnothorax richardsonii | (Bleeker, 1852) | Gymnothorax richardsonii | Muraenidae | Richardson's moray |
| Gymnothorax richarsonii | (Bleeker, 1852) | Gymnothorax richardsonii | Muraenidae | Richardson's moray |
| Gymnothorax robinsi | Böhlke, 1997 | Gymnothorax robinsi | Muraenidae | Robins' moray |
| Gymnothorax rostratus | Agassiz, 1831 | Gymnothorax moringa | Muraenidae | Spotted moray |
| Gymnothorax ruepelliae | (McClelland, 1844) | Gymnothorax rueppelliae | Muraenidae | Banded moray |
| Gymnothorax rueppelliae | (McClelland, 1844) | Gymnothorax rueppelliae | Muraenidae | Banded moray |
| Gymnothorax rueppellii | (McClelland, 1844) | Gymnothorax rueppelliae | Muraenidae | Banded moray |
| Gymnothorax ruppeli | (McClelland, 1844) | Gymnothorax rueppelliae | Muraenidae | Banded moray |
| Gymnothorax ruppelii | (McClelland, 1844) | Gymnothorax rueppelliae | Muraenidae | Banded moray |
| Gymnothorax ruppelli | (McClelland, 1844) | Gymnothorax rueppelliae | Muraenidae | Banded moray |
| Gymnothorax ruppelliae | (McClelland, 1844) | Gymnothorax rueppelliae | Muraenidae | Banded moray |
| Gymnothorax ruppellii | (McClelland, 1844) | Gymnothorax rueppelliae | Muraenidae | Banded moray |
| Gymnothorax ryukyuensis | Hatooka, 2003 | Gymnothorax ryukyuensis | Muraenidae | |
| Gymnothorax sagenodeta | (Richardson, 1848) | Gymnothorax sagenodeta | Muraenidae | |
| Gymnothorax sagmacephalus | Böhlke, 1997 | Gymnothorax sagmacephalus | Muraenidae | |
| Gymnothorax sathete | (Hamilton, 1822) | Strophidon sathete | Muraenidae | Slender giant moray |
| Gymnothorax saxicola | Jordan & Davis, 1891 | Gymnothorax saxicola | Muraenidae | Honeycomb moray |
| Gymnothorax schismatorhynchus | (Bleeker, 1853) | Enchelycore schismatorhynchus | Muraenidae | White-margined moray |
| Gymnothorax serratidens | (Hildebrand & Barton, 1949) | Gymnothorax serratidens | Muraenidae | |
| Gymnothorax shaoi | Chen & Loh, 2007 | Gymnothorax shaoi | Muraenidae | |
| Gymnothorax signifer | Bliss, 1883 | Gymnothorax rueppelliae | Muraenidae | Banded moray |
| Gymnothorax smithi | Sumod, Mohapatra, Sanjeevan, Kishor & Bineesh, 2019 | Gymnothorax smithi | Muraenidae | Indian white spotted moray eel |
| Gymnothorax sokotrensis | Kotthaus, 1968 | Gymnothorax sokotrensis | Muraenidae | |
| Gymnothorax steindachneri | Jordan & Evermann, 1903 | Gymnothorax steindachneri | Muraenidae | Steindachner's moray eel |
| Gymnothorax tagenedota | (Richardson, 1848) | Gymnothorax sagenodeta | Muraenidae | |
| Gymnothorax taiwanensis | Chen, Loh & Shao, 2008 | Gymnothorax taiwanensis | Muraenidae | Taiwanese moray eel |
| Gymnothorax tamilnaduensis | Kodeeswaran, Kantharajan, Mohapatra, Kumar & Sarkar, 2023 | Gymnothorax tamilnaduensis | Muraenidae | |
| Gymnothorax tesselatus | (Richardson, 1845) | Gymnothorax favagineus | Muraenidae | Laced moray |
| Gymnothorax tessellata | (Richardson, 1845) | Gymnothorax favagineus | Muraenidae | Laced moray |
| Gymnothorax tessellatus | (Richardson, 1845) | Gymnothorax favagineus | Muraenidae | Laced moray |
| Gymnothorax thrysoideus | (Richardson, 1845) | Gymnothorax thyrsoideus | Muraenidae | Greyface moray |
| Gymnothorax thyrsoidea | (Richardson, 1845) | Gymnothorax thyrsoideus | Muraenidae | Greyface moray |
| Gymnothorax thyrsoides | (Richardson, 1845) | Gymnothorax thyrsoideus | Muraenidae | Greyface moray |
| Gymnothorax thyrsoideus | (Richardson, 1845) | Gymnothorax thyrsoideus | Muraenidae | Greyface moray |
| Gymnothorax tile | (Hamilton, 1822) | Gymnothorax tile | Muraenidae | Indian mud moray |
| Gymnothorax umbrosus | Poey, 1875 | Enchelycore nigricans | Muraenidae | Viper moray |
| Gymnothorax undulates | (Lacepède, 1803) | Gymnothorax undulatus | Muraenidae | Undulated moray |
| Gymnothorax undulatus | (Lacepède, 1803) | Gymnothorax undulatus | Muraenidae | Undulated moray |
| Gymnothorax unicolor | (Delaroche, 1809) | Gymnothorax unicolor | Muraenidae | Brown moray |
| Gymnothorax vagrans | (Seale, 1917) | Gymnothorax vagrans | Muraenidae | |
| Gymnothorax verrilli | (Jordan & Gilbert, 1883) | Gymnothorax verrilli | Muraenidae | White-edged moray |
| Gymnothorax versipunctatus | Poey, 1876 | Gymnothorax vicinus | Muraenidae | Purplemouth moray |
| Gymnothorax vicinus | (Castelnau, 1855) | Gymnothorax vicinus | Muraenidae | Purplemouth moray |
| Gymnothorax vietnamensis | Smith, Hibino & Ho, 2018 | Genus Species | New species | |
| Gymnothorax virescens | Poey, 1876 | Gymnothorax vicinus | Muraenidae | Purplemouth moray |
| Gymnothorax viridipinnis | Bliss, 1883 | Gymnothorax flavimarginatus | Muraenidae | Yellow-edged moray |
| Gymnothorax viridipinnnis | Bliss, 1883 | Gymnothorax flavimarginatus | Muraenidae | Yellow-edged moray |
| Gymnothorax visakhaensis | Mohapatra, Smith, Mohanty, Mishra & Tudu, 2017 | Gymnothorax visakhaensis | Muraenidae | |
| Gymnothorax waialuae | Snyder, 1904 | Gymnothorax rueppelliae | Muraenidae | Banded moray |
| Gymnothorax walvisensis | Prokofiev, 2009 | Gymnothorax walvisensis | Muraenidae | |
| Gymnothorax wieneri | Sauvage, 1883 | Gymnothorax porphyreus | Muraenidae | Lowfin moray |
| Gymnothorax wilsoni | Bloch & Schneider, 1801 | Conger wilsoni | Congridae | Cape conger |
| Gymnothorax woodwardi | McCulloch, 1912 | Gymnothorax woodwardi | Muraenidae | Woodward's moray |
| Gymnothorax wooliensis | (Whitley, 1968) | Gymnothorax prionodon | Muraenidae | Australian mottled moray |
| Gymnothorax xanthostomus | Snyder, 1904 | Gymnothorax nudivomer | Muraenidae | Yellowmouth moray |
| Gymnothorax ypsilon | Hatooka & Randall, 1992 | Gymnothorax ypsilon | Muraenidae | Y-bar moray |
| Gymnothorax zebra | Shaw, 1797 | Gymnomuraena zebra | Muraenidae | Zebra moray |
| Gymnothorax zonipectis | Seale, 1906 | Gymnothorax zonipectis | Muraenidae | Barredfin moray |
| Gymnothorax zonipectus | Seale, 1906 | Gymnothorax zonipectis | Muraenidae | Barredfin moray |