Agnesia Michaelsen, 1898 accepted as Agnezia Monniot C. & Monniot F., 1991 (source of synonymy)
Agnezia Monniot C. & Monniot F., 1991 (basis of record)
Agneziidae Monniot C. & Monniot F., 1991 (basis of record)
Aplidiopsis Lahille, 1890 (additional source)
Aplidiopsis georgianum (Sluiter, 1932) accepted as Synoicum georgianum Sluiter, 1932 (basis of record)
Aplidium Savigny, 1816 (additional source)
Asajirus Kott, 1989 (basis of record)
Ascidiidae Herdman, 1882 (basis of record)
Bathyoncus Herdman, 1882 (additional source)
Bathypera Michaelsen, 1904 (additional source)
Bathystyeloides Seeliger, 1907 (additional source)
Caenagnesia Ärnbäck-Christie-Linde, 1938 (additional source)
Ciona antarctica Hartmeyer, 1911 (basis of record)
Cionidae Lahille, 1887 (additional source)
Clavelina Savigny, 1816 (additional source)
Clavelinidae Forbes & Hanley, 1848 (additional source)
Colella Herdman, 1886 (basis of record)
Diazonidae Seeliger, 1906 (additional source)
Didemnidae Giard, 1872 (additional source)
Dimeatidae Sanamyan, 2001 (basis of record)
Fungulus Herdman, 1882 (basis of record)
Hexacrobylidae Seeliger, 1906 accepted as Molgulidae Lacaze-Duthiers, 1877 (basis of record)
Holozoidae Berrill, 1950 (basis of record)
Hypsistozoa Brewin, 1953 (basis of record)
Megalodicopia Oka, 1918 (basis of record)
Minostyela Kott, 1969 accepted as Styela Fleming, 1822 (basis of record)
Molgula confluxa (Sluiter, 1912) accepted as Molgula enodis (Sluiter, 1912) (basis of record)
Molgulidae Lacaze-Duthiers, 1877 (basis of record)
Mysterascidia Monniot C. & Monniot F., 1982 (basis of record)
Octacnemidae (basis of record)
Oligotrema Bourne, 1903 (basis of record)
Paramolgula Traustedt, 1885 (basis of record)
Pareugyroides Hartmeyer, 1914 accepted as Pareugyrioides Hartmeyer, 1914 (basis of record)
Pharyngodictyon Herdman, 1886 (basis of record)
Placentela Redikorzev, 1913 (basis of record)
Placentelidae Kott, 1992 (basis of record)
Podoclavella Herdman, 1890 accepted as Clavelina Savigny, 1816 (basis of record)
Polycitoridae Michaelsen, 1904 (basis of record)
Polyclinidae Milne Edwards, 1841 (basis of record)
Protoholozoa Kott, 1969 (additional source)
Pyuridae Hartmeyer, 1908 (basis of record)
Ritterella Harant, 1931 (additional source)
Ritterellidae Kott, 1992 (basis of record)
Sidnyum pererratum (Sluiter, 1912) accepted as Aplidium pererratum (Sluiter, 1912) (basis of record)
Sigillina Savigny, 1816 (additional source)
Sigillina magalhaensis (Michaelsen, 1907) (basis of record)
Styela bathyphila (Millar, 1955) accepted as Cnemidocarpa bathyphila Millar, 1955 (basis of record)
Styelidae Herdman, 1881 (basis of record)
Sycozoa Lesson, 1832 (additional source)
Synoicum triplex (Sluiter, 1906) (basis of record)
Tylobranchion Herdman, 1886 (additional source)
Vorticella Linnaeus, 1767 (basis of record)