Phylum Chordata Bateson, 1885 - chordates Count: - Subphylum Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801 Count: - Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758 Count: - Order Strigiformes Wagler, 1830 - owls Count: - Family Strigidae Vigors, 1825 - owls Count: - Family Tytonidae Mathews, 1912 - barn owls Count: -