Phylum Chordata Bateson, 1885 - chordates Subphylum Vertebrata Cuvier, 1812 - vertebrates Superclass Pisces Linnaeus, 1758 - fishes Osteichthyes Huxley, 1880 - bony fishes see [unranked] Euteleostomi 01 Family Muraenidae Rafinesque, 1815 - morays 02 Family Congridae Kaup, 1856 - conger eels 03 Family Ophichthidae Günther, 1870 - snake eels and worm eels