Phylum Chordata Bateson, 1885 - chordates
   Subphylum Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
     Pisces
       Class Actinopterygii Woodward, 1891 - ray-finned fishes see Clade Actinopterygii Woodward 1891 [Moore & Near 2020]
         Order Aulopiformes Rosen, 1973 - lizardfishes
           Family Alepisauridae Swainson, 1839 - lancetfishes
           Family Anotopteridae Zugmayer, 1911 - daggertooths
           Family Aulopidae Bonaparte, 1831 - flagfins
           Family †Cheirothricidae Woodward, 1901
           Family Chlorophthalmidae Garman, 1899, nom. protect. - greeneyes
           Family †Cimolichthyidae Goody, 1969 see Family Enchodontidae Lydekker, 1889, "nom. praeval."
           Family †Dercetidae von der Marck, 1863
           Family †Enchodontidae Lydekker, 1889, "nom. praeval."
           Family †Eurypholidae Goody, 1969 see Family Enchodontidae Lydekker, 1889, "nom. praeval."
           Family Evermannellidae Fowler, 1901 - sabertooth fishes
           Family Giganturidae Brauer, 1906 - telescopefishes
           Family †Halecidae Agassiz, 1844
           Family †Ichthyotringidae Harry, 1953
           Family Notosudidae Parr, 1928 - paperbones
           Family Omosudidae Regan, 1911 - hammerjaws
           Family Paralepididae Bonaparte, 1835 - barracudinas
           Family Pseudotrichonotidae Yoshino & Araga, 1975 - sand-diving lizardfishes
           Family Scopelarchidae Alcock, 1896 - pearleyes
           Family †Serrilepidae Chalifa, 1989 see Family Halecidae Agassiz, 1844
           Family Synodontidae Gill, 1861 - lizardfishes
           Family †Tomognathidae Jordan, 1923