Vertebrata Cuvier, 1812 - vertebrates Gnathostomata Class Chondrichthyes Huxley, 1880 - cartilaginous fishes Subclass Elasmobranchii Bonaparte, 1838 - shark-like fishes Superorder Euselachii Hay, 1902 see Infraclass Euselachii Hay, 1902 Order Batoidea see Superorder Batoidea Suborder Myliobatoidea see Order Myliobatiformes Compagno, 1973 Family Myliobatidae Bonaparte, 1835