| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Ascidia ahodori Oka, 1927 |
Northwest Pacific | ||
| Ascidia alterna Monniot & Monniot, 1991 |
Western Central Pacific | ||
| Ascidia archaia Sluiter, 1890 |
Indo-Pacific, Atlantic and the Mediterranean Sea | 2 | |
| Ascidia arenosa Sluiter, 1898 |
Western Indian Ocean | ||
| Ascidia armata Hartmeyer, 1906 |
Northwest Pacific | ||
| Ascidia austera Sluiter, 1904 |
Northwest Pacific | ||
| Ascidia aximensis Millar, 1953 |
Eastern Atlantic and Western Central Pacific | ||
| Ascidia azurea Monniot & Monniot, 1996 |
Western Central Pacific | ||
| Ascidia bathybia Hartmeyer, 1912 |
Antarctic, Eastern Atlantic and Indian Ocean | ||
| Ascidia bifissa Sluiter, 1890 |
Indo-Pacific | ||
| Ascidia caguayensis Millar & Goodbody, 1974 |
Western Central Atlantic | ||
| Ascidia californica Ritter & Forsyth, 1917 |
Eastern Central Pacific | ||
| Ascidia callosa Stimpson, 1852 |
Sea blister | Northern Atlantic, Northern Pacific, and the Arctic | 2.9 |
| Ascidia canaliculata Heller, 1878 |
Western Indian Ocean | ||
| Ascidia cannelata Oken, 1820 |
Mediterranean Sea | ||
| Ascidia capillata Sluiter, 1887 |
Indo-West Pacific | ||
| Ascidia caudata Heller, 1878 |
Southeast Atlantic | ||
| Ascidia celtica Monniot, 1969 |
Northeast Atlantic | ||
| Ascidia ceratodes (Huntsman, 1912) |
California sea squirt | Eastern Pacific | |
| Ascidia challengeri Herdman, 1882 |
Southeast Atlantic, Indo-Pacific and the Antarctic | ||
| Ascidia clementea Ritter, 1907 |
Arctic and Pacific Ocean | 6 | |
| Ascidia columbiana (Huntsman, 1912) |
Sea blisters | North Pacific. Climate | 5 |
| Ascidia compta Sluiter, 1898 |
Southeast Atlantic | ||
| Ascidia conchilega Müller, 1776 |
Atlantic and the Mediterranean | 6 | |
| Ascidia correi Monniot, 1970 |
Atlantic and the Mediterranean Sea | ||
| Ascidia curvata (Traustedt, 1882) |
Western Atlantic | 5 | |
| Ascidia decepta Kott, 1985 |
Indo-West Pacific | ||
| Ascidia despecta Herdman, 1880 |
Antarctic Indian Ocean | ||
| Ascidia dijmphniana Templeton, 1834 |
Northern Atlantic and the Arctic | ||
| Ascidia empheres Sluiter, 1895 |
Western Central Pacific | ||
| Ascidia escabanae Monniot, 1998 |
Eastern Central Pacific | ||
| Ascidia fictile Monniot, 1997 |
Western Indian Ocean | ||
| Ascidia fistulosa Tokioka, 1967 |
Pacific Ocean | ||
| Ascidia formella Monniot, 1998 |
Eastern Central Pacific | ||
| Ascidia fusca Monniot & Monniot, 1989 |
Southeast Pacific | ||
| Ascidia gemmata Sluiter, 1895 |
Indo-West Pacific | 4 | |
| Ascidia glabra Hartmeyer, 1922 |
Indo-West Pacific | ||
| Ascidia iberica Monniot & Monniot, 1988 |
Atlantic Ocean | ||
| Ascidia incrassata Heller, 1878 |
Red spotted ascidian | Southeast Atlantic, Western Indian Ocean and the Antarctic | |
| Ascidia interrupta Heller, 1878 |
Eastern Central Pacific and Atlantic Ocean | 10 | |
| Ascidia involuta Heller, 1875 |
Atlantic and the Mediterranean | 10 | |
| Ascidia julinea Sluiter, |
Western Indian Ocean | ||
| Ascidia kreagra Sluiter, 1895 |
Western Central Pacific | ||
| Ascidia krechi Michaelsen, 1904 |
Southeast Atlantic | ||
| Ascidia kuneides Sluiter, 1887 |
Indo-Pacific | ||
| Ascidia lagena Michaelsen, 1922 |
Southwest Pacific | ||
| Ascidia latesiphonica Hartmeyer, 1922 |
Indo-West Pacific | ||
| Ascidia liberata Sluiter, 1887 |
Western Pacific | ||
| Ascidia limpida Sluiter, 1904 |
Indo-Pacific | ||
| Ascidia lobata Xiuming, 1989 |
Northwest Pacific | ||
| Ascidia longistriata Hartmeyer, 1906 |
Northwest Pacific | ||
| Ascidia macropapilla Millar, 1982 |
Southwest Pacific | ||
| Ascidia malaca Traustedt, 1883 |
Cosmopolitan | ||
| Ascidia matoya Tokioka, 1949 |
Northwest Pacific | ||
| Ascidia mediterranean Pérès, 1959 |
Northeast Atlantic | ||
| Ascidia melanostoma Sluiter, 1885 |
Central Pacific | ||
| Ascidia mentula Müller, 1776 |
Northeast Atlantic, Antarctic Indian Ocean, Mediterranean and Black Sea | 18 | |
| Ascidia meridionalis Herdman, 1880 |
Antarctic Atlantic and Southeast Pacific | ||
| Ascidia molguloides Monniot, 1975 |
Northeast Atlantic | ||
| Ascidia multitentaculata Hartmeyer, 1912 |
Southeast Atlantic | ||
| Ascidia munda Sluiter, 1898 |
Indo-West Pacific | ||
| Ascidia muricata Heller, 1874 |
Northeast Atlantic and the Mediterranean | ||
| Ascidia nerea Kott, 1985 |
Western Central Pacific | ||
| Ascidia nigra (Savigny, 1816) |
Atlantic Ocean and Western Indian Ocean | 25 | |
| Ascidia obliqua Alder, 1863 |
Northeast Atlantic, Western Pacific, and the Arctic | 8 | |
| Ascidia obocki Sluiter, 1905 |
Western Indian Ocean | ||
| Ascidia occidentalis Kott, 1985 |
Eastern Indian Ocean | ||
| Ascidia ornata Monniot, & Monniot, 2001 |
Western Central Pacific | ||
| Ascidia pacifica unspecified |
Northwest Pacific | ||
| Ascidia papillosa Tokioka, 1967 |
Northwest Pacific | ||
| Ascidia parasamea Kott, 1985 |
Western Central Pacific | ||
| Ascidia paratropa (Huntsman, 1912) |
Glassy tunicate | Eastern Pacific | 15 |
| Ascidia perfluxa Sluiter, 1904 |
Central Indo-Pacific | ||
| Ascidia placenta Herdman, 1880 |
Antarctic Indian Ocean | ||
| Ascidia polytrema Sluiter, 1904 |
Indo-West Pacific | ||
| Ascidia prolata Kott, 1985 |
Eastern Indian Ocean | ||
| Ascidia prona Monniot & Monniot, 1994 |
Eastern Central Atlantic | ||
| Ascidia prunum Müller, 1776 |
Plum-like ascidia | Northern Atlantic, Pacific Ocean and the Arctic | |
| Ascidia pygmaea Michaelsen, 1918 |
Western Indian Ocean | ||
| Ascidia recifensis Millar, 1977 |
Southwest Atlantic | ||
| Ascidia retinens Monniot, 1984 |
Antarctic Indian Ocean | ||
| Ascidia retrosipho Millar, 1988 |
Western Indian Ocean | ||
| Ascidia salvatoris (Traustedt, 1885) |
Northeast Atlantic and the Mediterranean | ||
| Ascidia samea Oka, 1935 |
Pacific Ocean | ||
| Ascidia santosi Millar, 1958 |
Southwest Atlantic | ||
| Ascidia scaevola (Sluiter, 1904) |
Indo-West Pacific | ||
| Ascidia somalensis Sluiter, 1905 |
Western Indian Ocean | ||
| Ascidia spinosa Sluiter, 1904 |
Indo-Pacific and the Southern Ocean | ||
| Ascidia stenodes Millar, 1962 |
Southeast Atlantic | ||
| Ascidia stewartensis Millar, 1982 |
Southwest Pacific | ||
| Ascidia sulca Monniot, 1991 |
Western Central Pacific | ||
| Ascidia sydneiensis Stimpson, 1855 |
Yellow-green sea squirt | Indo-Pacific and Atlantic Ocean | 30 |
| Ascidia tapuni Monniot & Monniot, 1987 |
Pacific Ocean | 2 | |
| Ascidia tenue Monniot, 1983 |
Western Central Atlantic | ||
| Ascidia thompsoni Kott, 1952 |
Eastern Indian Ocean | ||
| Ascidia translucida Herdman, 1883 |
Indo-West Pacific and the Antarctic | ||
| Ascidia tricuspis Sluiter, 1904 |
Indo-Pacific | ||
| Ascidia tritonis Herdman, 1883 |
Eastern Atlantic | ||
| Ascidia unalaskensis (Ritter, 1913) |
Arctic and Northwest Pacific | ||
| Ascidia urnalia Monniot, 1994 |
Indian Ocean | ||
| Ascidia vermiformis (Ritter, 1913) |
Pacific Ocean | ||
| Ascidia virginea Müller, 1776 |
Northeast Atlantic and the Mediterranean | ||
| Ascidia willeyi Oka, 1915 |
Indian Ocean | ||
| Ascidia xamaycana Millar & Goodbody, 1974 |
Western Central Atlantic | ||
| Ascidia zara Oka, 1935 |
Pacific Ocean | 5 | |
| Ascidia zyogasima Tokioka, 1963 |
Northwest Pacific |