Kingdom Animalia Linnaeus, 1758 - animals
Phylum Chordata Bateson, 1885 - chordates
Subphylum Urochordata Bateson, 1885 - tunicates
Class Ascidiacea Blainville, 1824 - sea squirts
Genus Ascidia Linnaeus, 1767 - ascidia
Genus Botryllus Pallas, 1774
Genus Ciona Fleming, 1822
Genus Clavelina Savigny, 1816
Genus Diazona Savigny, 1816
Genus Molgula Forbes, 1848
Genus Perophora Wiegmann, 1835
Genus Pyura Molina, 1782
Genus Styela Fleming, 1822