Phylum Chordata Bateson, 1885 - chordates
Subphylum Vertebrata Cuvier, 1812 - vertebrates
see Infraphylum Vertebrata Lamarck, 1801
Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
Order Squatiniformes Buen, 1926 - angel sharks
Family Squatinidae Blainville, 1816 - angel sharks
Genus Squatina Duméril, 1805
Squatina aculeata Duméril, 1829 - sawback angelshark
Squatina oculata Bonaparte, 1840 - monk fish
Squatina squatina (C. Linnaeus, 1758) - angel shark