- Chondrichthyes, class Chondrichthyes - cartilaginous fishes
--1 is a kind of class
--1 is a member of
--1 has members:Vertebrata, subphylum Vertebrata, Craniata, subphylum Craniata cartilaginous fish, chondrichthian; Holocephali, subclass Holocephali; Elasmobranchii, subclass Elasmobranchii, Selachii, subclass Selachii