[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 Perciformes Bleeker, 1859 - perches
         Family Zoarcidae Swainson, 1839 - eelpouts
           1 Genus Gymnelus Reinhardt, 1834
           2 Genus Lycenchelys Gill, 1884
           3 Genus Lycodes Reinhardt, 1831
           4 Genus Lycodonus Goode & Bean, 1883
           5 Genus Melanostigma Günther, 1881
           6 Genus Pachycara Zugmayer, 1911
           7 Genus Zoarces Cuvier, 1829