[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Pisces
     Class Osteichthyes Huxley, 1880 - bony fishes and tetrapods see Clade Osteichthyes Huxley 1880 [Moore & Near 2020]
       Order Ophidiiformes Regan, 1912 - cusk-eels
         Family Ophidiidae Rafinesque, 1810 - cusk-eels
           01 Genus Brotulotaenia Parr, 1933
           02 Genus Ophidion Linnaeus, 1758
           03 Genus Parophidion Tortonese, 1954
           04 Genus Barathrites Zugmayer, 1911
           05 Genus Bassozetus Gill, 1883
           06 Genus Bathyonus Goode & Bean, 1885
           07 Genus Benthocometes Goode & Bean, 1896
           08 Genus Holcomycteronus Garman, 1899
           09 Genus Lamprogrammus Alcock, 1891
           10 Genus Monomitopus Alcock, 1890
           11 Genus Spectrunculus Jordan & Thompson, 1914