
Internal anatomy of a generalised tunicate
There are 81 species of tunicate (subphylum Tunicata) recorded in Ireland.[1][2][3][4][5][6]
Class Ascidiacea (sea squirts)
Order Aplousobranchia
Family Clavelinidae

Clavelina lepadiformis (light-bulb sea squirt) colony
- Clavelina lepadiformis (light-bulb sea squirt)
 
Family Didemnidae

Didemnum vexillum colony
- Didemnum fulgens
 - Didemnum maculosum
 - Didemnum vexillum (carpet sea squirt, an invasive species recorded in Strangford Lough in 2012)[7]
 - Diplosoma listerianum
 - Diplosoma spongiforme
 - Lissoclinum perforatum
 - Trididemnum cereum
 - Trididemnum tenerum
 
Family Holozoidae
- Distaplia rosea
 
Family Polycitoridae
- Archidistoma aggregatum
 
Family Polyclinidae

Morchellium argus (red-flake ascidian)
- Aplidium densum
 - Aplidium elegans
 - Aplidium glabrum
 - Aplidium nordmanni
 - Aplidium pallidum
 - Aplidium proliferum
 - Aplidium punctum
 - Aplidium turbinatum
 - Morchellium argus (red-flake ascidian)
 - Polyclinum aurantium
 - Synoicum incrustatum
 - Synoicum pulmonaria
 
Family Pycnoclavellidae
- Pycnoclavella aurilucens
 - Pycnoclavella producta
 - Pycnoclavella stolonialis
 
Order Phlebobranchia
Family Ascidiidae
- Ascidia conchilega
 - Ascidia mentula
 - Ascidia virginea
 - Ascidiella aspersa
 - Ascidiella scabra
 - Phallusia mammillata
 
Family Cionidae
- Ciona intestinalis (vase tunicate)
 
Family Corellidae
- Corella eumyota
 - Corella parallelogramma
 
Family Diazonidae
Family Perophoridae
Order Pleurogona
Family Styelidae
- Botrylloides leachii
 - Botryllus schlosseri (star ascidian / golden star tunicate)
 - Dendrodoa grossularia
 - Distomus variolosus
 - Polycarpa fibrosa
 - Polycarpa gracilis
 - Polycarpa pomaria
 - Polycarpa scuba
 - Stolonica socialis
 - Styela clava (stalked sea squirt, club sea squirt, club tunicate, Asian tunicate, leathery sea squirt, rough sea squirt)
 - Styela coriacea
 
Order Stolidobranchia
Family Molgulidae (sea grapes)
- Molgula citrina
 - Molgula complanata
 - Molgula manhattensis
 - Molgula occulta
 - Molgula oculata (sea grape)
 
Family Pyuridae
- Boltenia echinata
 - Microcosmus claudicans
 - Pyura microcosmus
 - Pyura squamulosa
 - Pyura tessellata
 
Pelagic tunicates (free-swimming)
Class Appendicularia (larvaceans)
Order Copelata
Family Oikopleuridae
5 species
Family Fritillariidae
4 species
Class Thaliacea (pelagic tunicates)
Order Doliolida
Family Doliolidae
3 species
Order Salpida (salps)
Family Salpidae (salps)
7 species
Order Pyrosomida (pyrosomes)
Family Pyrosomatidae (pyrosomes)
1 species
References
- ↑ "Species Browser".
 - ↑ "Tunicates: Britain / Ireland".
 - ↑ "Tunicates - Urochordata - Overview - Encyclopedia of Life". Encyclopedia of Life.
 - ↑ "Encyclopedia of Marine Life of Britain and Ireland".
 - ↑ Farran, G. P.; Southern, R. (1911). "Part 21. Tunicata and Hemichorda". Proceedings of the Royal Irish Academy. Section A: Mathematical and Physical Sciences. 31: 21.1–21.4. JSTOR 20520562.
 - ↑ Thompson, William (1844). "Report on the Fauna of Ireland, Div. Invertebrata".
 - ↑ "Carpet sea squirt 'found in lough'". Belfasttelegraph.
 
Identification
- Harant, H. & Vernieres P., 1933. Tuniciers I. Faune de France n° 27 101 p., 94 fig.PDF (4 Mo)
 - Harant, H. & Vernieres P., 1938 Tuniciers II. Faune de France n° 33 60 p., 64 fig. PDF (2 Mo)
 
External links
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