Subclass Elasmobranchii Bonaparte, 1838 - shark-like fishes see Infraclass Elasmobranchii Bonaparte, 1838
   Cohort Euselachii Hay, 1902 - spined sharks and relatives see Subclass Euselachii Hay, 1902
     Subcohort Neoselachii Compagno, 1977 - modern sharks and rays see Infraclass Elasmobranchii Bonaparte, 1838
       Order Myliobatiformes Compagno, 1973 - stingrays
         1 Family Urolophidae Müller & Henle, 1841 - round stingrays
         2 Family Hexatrygonidae Heemstra & Smith, 1980 - sixgill stingrays
         3 Family Dasyatidae Jordan & Gilbert, 1879 - whiptail stingrays
         4 Family Gymnuridae Fowler, 1934 - butterfly rays
         5 Family Myliobatidae Bonaparte, 1835 - eagle rays
         6 Family Rhinopteridae Jordan & Evermann, 1896 - cownose rays
         7 Family Mobulidae Gill, 1893 - mantas