Kingdom Animalia Linnaeus, 1758 - animals
Phylum Arthropoda Siebold, 1848 - arthropods
Superclass Crustacea Pennant, 1777 - crustaceans
see [unranked] Crustaceomorpha Chernyshev, 1960
Class Cirripedia (Rafinesque, 1816)
see Infraclass Cirripedia Burmeister, 1834
Order Acrothoracica Gruvel, 1905 - boring barnacles
see Superorder Acrothoracica Gruvel, 1905
Order Ascothoracica
see Infraclass Ascothoracida Lacaze-Duthiers, 1880
Order Thoracica Darwin, 1854 - goose and acorn barnacles
see Superorder Thoracica Darwin, 1854