URMO Taxon list
Alloeocarpa bacca Ärnbäck, 1929
Alloeocarpa bigyna Monniot C., 1978
Alloeocarpa bridgesi Michaelsen, 1900
Alloeocarpa incrustans (Herdman, 1886)
Alloeocarpa loculosa Monniot C., 1974
Anomopera ingolfiana Hartmeyer, 1923
Asajirus dichotomus (Monniot C. & Monniot F., 1984)
Asajirus gulosus (Monniot C. & Monniot F., 1984)
Asajirus hemisphericus (Monniot C. & Monniot F., 1990)
Asajirus indicus (Oka, 1913)
Asajirus ledanoisi (Monniot C. & Monniot F., 1990)
Asajirus ovirarus (Monniot C. & Monniot F., 1990)
Asajirus ovivarus (Monniot C. & Monniot F., 1990) accepted as Asajirus ovirarus (Monniot C. & Monniot F., 1990)
Asterocarpa humilis (Heller, 1878)
Bathyoncus arafurensis Monniot F. & Monniot C., 2003
Bathyoncus herdmani Michaelsen, 1904
Bathyoncus lanatus Monniot C. & Monniot F., 1991
Bathyoncus mirabilis Herdman, 1882
Bathyoncus tantulus Monniot C. & Monniot F., 1991
Bathypera feminalba Young & Vazquez, 1995
Bathypera goreaui Millar & Goodbody, 1974
Bathypera hastaefera Vinogradova, 1962
Bathypera ovoida (Ritter, 1907)
Bathypera splendens Michaelsen, 1904
Bathypyura asymetrica Monniot F., 1971
Bathypyura celata Monniot C. & Monniot F., 1973
Bathystyeloides anfractus Monniot C. & Monniot F., 1985
Bathystyeloides dubius Monniot C. & Monniot F., 1984
Bathystyeloides enderbyanus (Michaelsen, 1904)
Bathystyeloides laubieri Monniot C. & Monniot F., 1974
Bathystyeloides mexicanus Monniot C. & Monniot F., 1987
Bathystyeloides miriducta Monniot C. & Monniot F., 1991
Berillia boltenioides Brewin, 1952
Boltenia carnea (Brewin, 1948) accepted as Pyura carnea Brewin, 1948
Boltenia echinata (Linnaeus, 1767)
Boltenia hirta Monniot C. & Monniot F., 1977
Boltenia ovifera (Linnaeus, 1767)
Boltenia pilosa (Millar, 1955) accepted as Hemistyela pilosa Millar, 1955
Boltenia villosa (Stimpson, 1864)
Bolteniopsis pacificus Monniot C., 1989
Bolteniopsis perlucidus Monniot C. & Monniot F., 1985
Bolteniopsis prenanti Harant, 1927
Bolteniopsis sessilis Monniot C. & Monniot F., 1970
Bostrichobranchus digonas Abbott, 1951
Bostrichobranchus pilularis (Verrill, 1871)
Bostrichobranchus septum Monniot C., 1978
Botryllocarpa elongata Kott, 1990
Botryllocarpa viridis (Pizon, 1908)
Botrylloides anceps (Herdman, 1891)
Botrylloides aureum Sars, 1851 accepted as Botrylloides aureus Sars, 1851
Botrylloides aureus Sars, 1851
Botrylloides chevalense Herdman, 1906 accepted as Botrylloides chevalensis Herdman, 1906
Botrylloides chevalensis Herdman, 1906
Botrylloides diegensis Ritter & Forsyth, 1917
Botrylloides leachii (Savigny, 1816)
Botrylloides lenis Saito & Watanabe, 1985
Botrylloides magnus (Ritter, 1901) accepted as Botryllus magnus Ritter, 1901
Botrylloides niger Herdman, 1886
Botrylloides nigrum Herdman, 1886 accepted as Botrylloides niger Herdman, 1886
Botrylloides planus (Van Name, 1902) accepted as Botryllus planus (Van Name, 1902)
Botrylloides saccus Kott, 2003
Botrylloides simodensis Saito & Watanabe, 1981
Botryllus anceps (Herdman, 1891) accepted as Botrylloides anceps (Herdman, 1891)
Botryllus arenaceus Monniot C., 1988
Botryllus aureus (Sars, 1851) accepted as Botrylloides aureum Sars, 1851 accepted as Botrylloides aureus Sars, 1851
Botryllus chevalense (Herdman, 1906) accepted as Botrylloides chevalense Herdman, 1906 accepted as Botrylloides chevalensis Herdman, 1906
Botryllus closionis Monniot C., Monniot F., Griffiths & Schleyer, 2001
Botryllus delicatus Okuyama & Saito, 2001
Botryllus diegense (Ritter & Forsyth, 1917) accepted as Botrylloides diegensis Ritter & Forsyth, 1917
Botryllus eilatensis Shenkar & Monniot F., 2006
Botryllus elegans (Quoy & Gaimard, 1834)
Botryllus firmus Monniot F. & Monniot C., 1996
Botryllus gracilis Michaelsen, 1927 accepted as Botrylloides anceps (Herdman, 1891)
Botryllus gregalis (Sluiter, 1898)
Botryllus horridus Saito & Okuyama, 2003
Botryllus humilis Monniot C., 1988
Botryllus leachii (Savigny, 1816) accepted as Botrylloides leachii (Savigny, 1816)
Botryllus lenis (Saito & Watanabe, 1985) accepted as Botrylloides lenis Saito & Watanabe, 1985
Botryllus maeandrius (Sluiter, 1898)
Botryllus magnus Ritter, 1901
Botryllus mortenseni Millar, 1964
Botryllus mortensi Millar, 1964 accepted as Botryllus mortenseni Millar, 1964
Botryllus niger (Herdman, 1886) accepted as Botrylloides nigrum Herdman, 1886 accepted as Botrylloides niger Herdman, 1886
Botryllus ovalis Monniot C., 1988
Botryllus perspicuum Herdman, 1886
Botryllus planus (Van Name, 1902)
Botryllus primigenus Oka, 1928
Botryllus promiscuus Okuyama & Saito, 2002
Botryllus puniceus Saito & Nagasawa, 2003
Botryllus pupureus (Oka, 1932) accepted as Botryllus purpureus (Oka, 1932) accepted as Botrylloides anceps (Herdman, 1891)
Botryllus purpureus (Oka, 1932) accepted as Botrylloides anceps (Herdman, 1891)
Botryllus saccus (Kott, 2003) accepted as Botrylloides saccus Kott, 2003
Botryllus scalaris Saito & Mukai, 1981
Botryllus schlosseri (Pallas, 1766)
Botryllus simodensis (Saito & Watanabe, 1981) accepted as Botrylloides simodensis Saito & Watanabe, 1981
Botryllus stewartensis Brewin, 1958
Botryllus tuberatus Ritter & Forsyth, 1917
Botryllus violaceus Milne Edwards, 1841 accepted as Botryllus schlosseri (Pallas, 1766)
Caesira singulare Van Name, 1912 accepted as Cratostigma singularis (Van Name, 1912)
Chorizocarpa guttata Michaelsen, 1904