Chordata Bateson, 1885 - chordates Count: - Class Elasmobranchii Bonaparte, 1838 see Infraclass Elasmobranchii Bonaparte, 1838 Count: [f†f] 7o;39f;5g; †4o;22f;4g Subclass Selachii see Division Selachii Count: [f†f] 6o;36f;4g; †4o;19f;4g Order Batoidei see Order Batoidea Count: [f†f] 12f; †3f;1g Suborder Masticura (Gill, 1872) Count: [f†f] 6f; †1f Family Myliobatidae Bonaparte, 1835 - eagle rays Count: -