Polyzoa is a genus of ascidian tunicates in the family Styelidae. In old literature Polyzoa was used as the name of the phylum Bryozoa.
Species within the genus Polyzoa include:
Polyzoa atlantica Sanamyan et al., 2009
Polyzoa exigua Kott, 1990
Polyzoa insularis Millar, 1967
Polyzoa minor Monniot, 1970
Polyzoa nodosa Kott, 1990
Polyzoa opuntia Lesson, 1830
Polyzoa pacifica Tokioka, 1951
Polyzoa translucida Ritter & Forsyth, 1917
Polyzoa vesiculiphora Tokioka, 1951
Polyzoa violacea (Oka, 1915)
Species names currently considered to be synonyms:
Polyzoa coccinea (Cunningham, 1871): synonym of Polyzoa opuntia Lesson, 1830
Polyzoa depressa (Oka, 1926): synonym of Polyzoa violacea (Oka, 1915)
Polyzoa falclandica Michaelsen, 1900: synonym of Polyzoa opuntia Lesson, 1830
Polyzoa falklandica Michaelsen, 1900: synonym of Polyzoa opuntia Lesson, 1830
Polyzoa gordiana Michaelsen, 1900: synonym of Polyzoa opuntia Lesson, 1830
Polyzoa herdmani Michaelsen, 1900: synonym of Polyzoa opuntia Lesson, 1830
Polyzoa lennoxensis Michaelsen, 1900: synonym of Polyzoa opuntia Lesson, 1830
Polyzoa pictonis Michaelsen, 1900: synonym of Polyzoa opuntia Lesson, 1830
Polyzoa reticulata (Herdman, 1886): synonym of Chorizocormus reticulatus Herdman, 1886
Polyzoa sagamiana Tokioka, 1953: synonym of Polyzoa violacea (Oka, 1915)
