[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Pisces
     Class Osteichthyes Huxley, 1880 - bony fishes see [unranked] Euteleostomi
       Order Anguilliformes Rafinesque, 1810 - eels
         Family Congridae Kaup, 1856 - conger eels
           Genus Heteroconger Bleeker, 1868
             Heteroconger longissimus Günther, 1870 - brown garden eel