Phylum Chordata Bateson, 1885 - chordates
   Subphylum Vertebrata Cuvier, 1812 - vertebrates
     Superclass Pisces Linnaeus, 1758 - fishes
       Osteichthyes Huxley, 1880 - bony fishes see [unranked] Euteleostomi
         Family Muraenidae Rafinesque, 1815 - morays
           Genus Gymnothorax Bloch, 1795
             01 Gymnothorax javanicus (Bleeker, 1859) - giant moray
             02 Gymnothorax meleagris (Shaw & Nodder) - guineafowl moray
             03 Gymnothorax eurostus (Abbott, 1861)
             04 Gymnothorax nudivomer (Playfair) - starry moray
             05 Gymnothorax flavimarginatus (Rüppell, 1828) - yellowedged moray
             06 Gymnothorax undulatus (Lacépède, 1803) - common hawaiian moray
             07 Gymnothorax buroensis (Bleeker, 1857) - vagrant moray
             08 Gymnothorax zonipectus (Seale, 1906) see Gymnothorax zonipectis (Seale, 1906)
             09 Gymnothorax breedeni (McCosker & Randall, 1977) - blackcheek moray
             10 Gymnothorax fuscomaculatus (Schultz, 1953)
             11 Gymnothorax favagineus (Bloch & Schneider, 1801) - laced moray
             12 Gymnothorax permistus (Smith, 1962)
             13 Gymnothorax melanospilos (Bleeker)
             14 Gymnothorax fimbriatus (Bennett, 1832) - darkspotted moray
             15 Gymnothorax rüppelliae (McClelland, 1844) see Gymnothorax rueppelliae (McClelland, 1844)
             16 Gymnothorax melatremus Schultz, 1953
             17 Gymnothorax enigmaticus (McCosker & Randall, 1982)
             18 Gymnothorax margaritophorus (Bleeker, 1865) - turnkeyed moray
             19 Gymnothorax steindachneri Jordan & Evermann, 1903