Scientific Name	English Name	Distribution	Max. Length (cm)	Year
Dynamenella condita		Southwest Pacific		1977
Dynamenella conica		California, USA.		1923
Dynamenella cordiforaminalis		California, USA.		1883
Dynamenella dianae		California, USA.		1962
Dynamenella dioxus		South Africa.		1914
Dynamenella granulata		Pakistan, Arabian Sea.		1988
Dynamenella hirsuta		Southwest Pacific		1971
Dynamenella huttoni	Roll-tail isopod	Southwest Pacific.		1879
Dynamenella insulsa		Southwest Pacific.		1977
Dynamenella josephi		Panama.		1968
Dynamenella liochroea		Western Central Pacific	0.3 BL	1982
Dynamenella marginata		Japan.		1980
Dynamenella mortenseni		Japan.		1977
Dynamenella mossambicus		Mozambique.		1990
Dynamenella navicula		South Africa.		1940
Dynamenella nipponica		Northwest Pacific		1969
Dynamenella nuevitas		Cuba.		1997
Dynamenella parva		South Australia.		1928
Dynamenella perforata		Puerto Rico.		1902
Dynamenella platura		Puerto Rico.		1906
Dynamenella ptychura		Western Central Pacific	2.7 BL	1982
Dynamenella quadrilirata		Western Central Atlantic		1984
Dynamenella quilonensis		India.		1954
Dynamenella remex		Western Indian Ocean.		2005
Dynamenella savignii		Egypt.		1840
Dynamenella scaptocephala		Somalia.		1990
Dynamenella sheareri		Somalia.		1947
Dynamenella taurus		South Africa.		1940
Dynamenella trachydermata		Indo-West Pacific	0.2 BL	1982
Dynamenella tropica		Brazil.		1960
Dynamenella yomsii		Phuket, Thailand.		2002
Dynameniscus carinatus		Off Georgia, USA.		1900
Dynamenoides decima		New Zealand.		1977
Dynamenoides vulcanata		New Zealand.		1977
Dynamenopsis angolensis		New Zealand.		1971
Dynamenopsis obtusa		South Australia.		1908
Dynamenopsis varicolor		Western Pacific		1971
Dynoides amblysinus		Indo-West Pacific.		1954
Dynoides artocanalis		Northwest Pacific		1997
Dynoides barnardii		Southwest Pacific		1928
Dynoides brevicornis		Northwest Pacific		1987
Dynoides brevispina		Northwest Pacific		1980
Dynoides canadensis		Northwest Pacific		2021
Dynoides castroi		Southwest Atlantic		1960
Dynoides conchicola		Northwest Pacific		1976
Dynoides crenulatus		Eastern Central Pacific	0.5 TL	1984
Dynoides daguilarensis		Northwest Pacific	0.8 BL	2000
Dynoides dentisinus		Northwest Pacific		1929
Dynoides elegans		Eastern Central Pacific		1923
Dynoides globicauda		Tierra del Fuego.		1853
Dynoides harrisoni		Western Pacific		1993
Dynoides hoonsooi		Northwest Pacific		1990
Dynoides indicus		Eastern Indian Ocean		1991
Dynoides longisinus		Northwest Pacific		1990
Dynoides saldani		Eastern Central Pacific		1984
Dynoides serratisinus		Indo-West Pacific		1914
Dynoides spinipodus		Northwest Pacific		1986
Dynoides viridis		Western Central Pacific		1982
Eterocerceis somala		Somalia.		1990
Exocerceis nasuta		New South Wales.		1902
Exosphaeroides fluvialis		Queensland, Australia.		1983
Exosphaeroides quadricosta		Southeast Pacific		2003
Exosphaeroma agmokara		Southwest Pacific	0.8 TL	2003
Exosphaeroma alba		Puerto Rico.		1968
Exosphaeroma alii		South Australia.		1926
Exosphaeroma alveola		Southwest Pacific	0.7 TL	2003
Exosphaeroma amplicauda		California, USA.		1857
Exosphaeroma antarctica		Patagonia.		1908
Exosphaeroma antikraussi		South Africa.		1940
Exosphaeroma antillense		Jamaica.		1912
Exosphaeroma aphrodita		California, USA.		1923
Exosphaeroma bicolor		South Australia.		1926
Exosphaeroma brevitelson		South Africa.		1914
Exosphaeroma bruscai		Pacific Mexico.		2001
Exosphaeroma chilensis		Southwest Pacific		1853
Exosphaeroma diminutum		St. Thomas, Virgin Is.		1966
Exosphaeroma echinensis		New Zealand.		1977
Exosphaeroma estuarium		South Africa.		1951
Exosphaeroma falcatum		Southwest Pacific	0.3 TL	1921
Exosphaeroma gigas		Southern Ocean. Subtropi		1818
Exosphaeroma hylecoetes		South Africa.		1940
Exosphaeroma inornata		Northeast Pacific		1958
Exosphaeroma kraussi		South Africa.		1913
Exosphaeroma laevis		South Australia.		1910
Exosphaeroma laevisculum		South Africa.		1868
Exosphaeroma media		Washington, USA.		1968
Exosphaeroma obtusum		Southwest Pacific		1853
Exosphaeroma octoncum		California, USA.		1899
Exosphaeroma pallidum		Cape Province, South Afri		1940
Exosphaeroma papillae		Cape Province, South Afri		1938
Exosphaeroma parva		Eastern Indian Ocean.		1924
Exosphaeroma planulum		New Zealand.		1971
Exosphaeroma planum		South Africa.		1914
Exosphaeroma porrectum		South Africa.		1914
Exosphaeroma productatelson		Puerto Rico.		1968
Exosphaeroma pulchellum		Mediterranean and the Bla		1921
Exosphaeroma rhomburum		California, USA.		1899
Exosphaeroma serventii		Western Australia.		1928
Exosphaeroma studeri		Chile.		1914
Exosphaeroma truncatitelson		Woodstock Beach, Table Ba		1940
Exosphaeroma varicolor	Variegated spherical isopod	South Africa.		1914
Exosphaeroma waitemata		Southwest Pacific.		2005
Geocerceis barbarae		Puerto Rico.		1968
Gnorimosphaeroma akanense		Japan.		1998
Gnorimosphaeroma albicauda		Japan.		2005
Gnorimosphaeroma anchialos		Korea.		1993
Gnorimosphaeroma boninense		Japan.		2006
Gnorimosphaeroma chinense		Korea.		1921
Gnorimosphaeroma hoestandtli		Korea.		1985
Gnorimosphaeroma hokurikuense		Japan.		1998
Gnorimosphaeroma insulare		California, USA.		1940
Gnorimosphaeroma kurilense		Kuril Islands, Russia.		1974
Gnorimosphaeroma naktongense		Korea.		1987
Gnorimosphaeroma noblei		California, USA.		1954
Gnorimosphaeroma oregonense		Northeast Pacific		1853
Gnorimosphaeroma oregonensis	Stubby isopod	Eastern Pacific and North		1853
Gnorimosphaeroma ovatum		Sea of Japan.		1933
Gnorimosphaeroma paradoxa		Sea of Japan.		1988
Gnorimosphaeroma rayi		Korea.		1969
Gnorimosphaeroma rebunense		Japan.		1998
Gnorimosphaeroma tondaense		Japan.		1999
Harrieta faxoni		Gulf of Mexico.		1905
Haswellia anomala		New South Wales, Australi		1881
Haswellia australiensis		Western Central Pacific		1880
Haswellia carnea		New South Wales, Australi		1881
Haswellia cilicoides		Gulf of St. Vincent, Aust		1908
Haswellia emarginata		South Australia.		1882
Haswellia glauerti		Cottesloe, Western Austra		1928
Haswellia intermedia		Garden Island, Western Au		1926
Haswellia juxtacarnea		Lord Howe Island, Tasman		1926
Haswellia longicollis		Western Central Pacific		1929
Hemisphaeroma pulchrum		Western Central Pacific		1905
Heterodina mccaini		Western Indian Ocean.		2005
Holotelson decoratus		Japan.		1985
Holotelson longicauda		Japan.		2004
Holotelson tuberculatus		Northwest Pacific		1909
Ischyromene australis		Southern Atlantic		1906
Ischyromene australoides		Southeast Atlantic		1940
Ischyromene barnardi		Western Central Atlantic		1968
Ischyromene bicarinata		Mediterranean Sea		1981
Ischyromene brunnea		Western Indian Ocean		1914
Ischyromene codii		Eastern Central Pacific		1906
Ischyromene condita		Southwest Pacific		1977
Ischyromene cordiforaminalis		Southwest Pacific		1883
Ischyromene eatoni		Southwest Atlantic and th		1875
Ischyromene hirsuta		Southwest Pacific		1971
Ischyromene huttoni		Southwest Pacific		1879
Ischyromene insulsa		Southwest Pacific		1977
Ischyromene kokotahi		Southwest Pacific		2006
Ischyromene lacazei		Northeast Atlantic and th		1908
Ischyromene macrocephala		South Africa.		1843
Ischyromene menziesi		Southeast Pacific and Sou		1980
Ischyromene mortenseni		Southwest Pacific		1977
Ischyromene ovalis		South Africa.		1914
Ischyromene polytyla		Western Central Pacific		1982
Ischyromene rubida		Southwest Pacific		1926
Ischyromene sapmeri		Western Indian Ocean		1976
Ischyromene scabricula		Southeast Atlantic		1868
Ischyromene tuberculata		Southeast Pacific		1962
Isocladus armatus		Southwest Pacific		1840
Isocladus bahamondei		Chile.		1997
Isocladus calcareus		Southwest Atlantic and So		1853
Isocladus dulciculus		New Zealand.		1977
Isocladus excavatus		Western Australia.		1910
Isocladus howensis		Tasman Sea.		1926
Isocladus inaccuratus		New Zealand.		1977
Isocladus indicus		Indonesia.		1930
Isocladus integra		Indonesia.		1868
Isocladus laevis		New South Wales.		1881
Isocladus magellanensis		Magellan Straits.		1906
Isocladus mimetes		South Africa.		1955
Isocladus otion		South Africa.		1955
Isocladus reconditus		New Zealand.		1977
Isocladus spiculatus		New Zealand.		1977
Isocladus spiniger		New Zealand.		1853
Isocladus tristense		New Zealand.		1818
Juletta fika		South Australia.		1993
Juletta mirandae		South Australia.		1993
Koremasphaera colonus		Eastern Indian Ocean		2003
Kranosphaera haptomela		N. Western Australia.		1992
Lekanesphaera bocqueti		European waters.		1960
Lekanesphaera ephippium		Mediterranean.		1882
Lekanesphaera exosphaeroma		Western Central Pacific		1918
Lekanesphaera glabella		Madeira Is.		1987
Lekanesphaera hoestlandti		Madeira Is.		1965
Lekanesphaera hookeri		Northeast Atlantic and th	1.1 BL	1814
Lekanesphaera levii		France.		1981
Lekanesphaera marginata		Mediterranean.		1840
Lekanesphaera monodi		Northeast Atlantic and th		1934
Lekanesphaera panousei		Morocco.		1964
Lekanesphaera rugicauda		Northeast Atlantic		1814
Lekanesphaera sardoa		Mediterranean.		1934
Lekanesphaera teissieri		France.		1967
Lekanesphaera terceirae		Northeast Atlantic		1987
Lekanesphaera weilli		Italy.		1967
Leptosphaeroma gottschei		Japan.		1885
Makarasphaera amnicosa		Southwest Pacific.		2005
Margueritta sandyi		Eastern Indian Ocean		2003
Margueritta sylviae		South Australia.		1993
Maricoccus brucei		Eastern Indian Ocean.		1994
Monolistra bericum		Italy.		1901
Monolistra boldorii		Italy.		1931
Monolistra bolei		Yugoslavia.		1960
Monolistra bosnica		Bosnia.		1970
Monolistra caeca		Yugoslavia.		1856
Monolistra calopyge		Yugoslavia.		1982
Monolistra hercegoviniensis		Yugoslavia.		1916
Monolistra lavalensis		Italy.		1984
Monolistra matjasici		Yugoslavia.		1965
Monolistra monstruosa		Yugoslavia.		1970
Monolistra pavani		N. Italy.		1941
Monolistra pretneri		Yugoslavia.		1964
Monolistra racovitzai		Yugoslavia.		1928
Monolistra schottlaenderi		Yugoslavia.		1930
Monolistra sketi		Yugoslavia.		1971
Monolistra spinosa		Yugoslavia.		1929
Monolistra spinosissima		Yugoslavia.		1929
Monolistra velkovrhi		Yugoslavia.		1960
Moruloidea darwinii		Southwest Atlantic and An		1871
Moruloidea fraudatrix		Antarctic Indian Ocean		1982
Moruloidea lacertosa		Antarctic Indian Ocean		1908
Moruloidea ornata		Antarctic Indian Ocean		1982
Moruloidea perionasus		Eastern Indian Ocean		2003
Moruloidea tasmaniae		Tasmania, Australia.		1926
Moruloidea tumida		Western Australia.		1984
Naesicopea abyssorum		Indonesia.		1886
Neonaesa rugosa		Queensland, Australia.		1982
Neosphaeroma australe		E. Australia.		1902
Neosphaeroma laticaudum		E. Australia.		1901
Neosphaeroma pentaspina		New South Wales.		1926
Oxinasphaera australis		Western Australia.		1928
Oxinasphaera aylostera		New South Wales.		1997
Oxinasphaera bispinosa		South Australia.		1910
Oxinasphaera bisubula		Eastern Indian Ocean		1997
Oxinasphaera brucei		Western Indian Ocean.		2005
Oxinasphaera copiapoa		New South Wales.		1997
Oxinasphaera corypantha		Western Central Pacific		1997
Oxinasphaera denmoza		Great Barrier Reef, Austr		1997
Oxinasphaera epostoa		Northern Territory, Austr		1997
Oxinasphaera frailea		Northern Territory, Austr		1997
Oxinasphaera furcata		Western Indian Ocean.		2005
Oxinasphaera islaya		Western Australia.		1997
Oxinasphaera kensleyi		South Africa.		1997
Oxinasphaera lobivia		Queensland, Australia.		1997
Oxinasphaera lowryi		Southwest Pacific		1997
Oxinasphaera matucana		Western Indian Ocean.		1997
Oxinasphaera multidens		Western Central Pacific		1910
Oxinasphaera obregonia		Indonesia.		1997
Oxinasphaera parodia		Victoria, Australia.		1997
Oxinasphaera penteumbonata		Western Indian Ocean		2000

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Family: Sphaeromatidae (See list of species below)

Family: Sphaeromatidae

(See list of species below)