Phylum Chordata Bateson, 1885 - chordates
Subphylum Vertebrata Cuvier, 1812 - vertebrates
see Infraphylum Vertebrata Lamarck, 1801
Pisces
Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
Subclass Elasmobranchii Bonaparte, 1838 - shark-like fishes
see Infraclass Elasmobranchii Bonaparte, 1838
Order Pristiformes - guitarfishes and sawfishes
see Order Rhinopristiformes Naylor, Caira, Jensen, Rosana, Straube & Lakner, 2012
Family Pristidae Bonaparte, 1835 - sawfishes