Ascidia callosa Stimpson, 1852 (additional source)
Ascidia dijmphniana (Traustedt, 1886) (additional source)
Ascidia obliqua Alder, 1863 (additional source)
Ascidia prunum Müller, 1776 (additional source)
Ascidia unalaskensis (Ritter, 1913) (basis of record)
Boltenia echinata (Linnaeus, 1767) (additional source)
Boltenia ovifera (Linnaeus, 1767) (additional source)
Botrylloides aureum Sars, 1851 accepted as Botrylloides aureus Sars, 1851 (additional source)
Chelyosoma macleayanum Broderip & Sowerby, 1830 (additional source)
Ciona intestinalis (Linnaeus, 1767) (additional source)
Cnemidocarpa finmarkiensis (Kiaer, 1893) (additional source)
Cnemidocarpa mollis (Stimpson, 1852) (additional source)
Corella borealis Traustedt, 1886 (additional source)
Corellopsis pedunculata Hartmeyer, 1903 (additional source)
Dendrodoa aggregata Müller, 1776 (additional source)
Dendrodoa carnea (Agassiz, 1850) (additional source)
Dendrodoa grossularia (Van Beneden, 1846) (additional source)
Dendrodoa pulchella (Rathke, 1806) (additional source)
Didemnum albidum (Verrill, 1871) (additional source)
Distaplia clavata (Sars, 1851) (additional source)
Eugyra glutinans (Moeller, 1842) (additional source)
Halocynthia aurantium (Pallas, 1787) (basis of record)
Halocynthia pyriformis (Rathke, 1806) (additional source)
Leptoclinides faeroensis Bjerkan, 1905 (additional source)
Lissoclinum aureum Verrill, 1871 (additional source)
Microcosmus glacialis (Sars, 1859) (additional source)
Molgula citrina Alder & Hancock, 1848 (additional source)
Molgula complanata Alder & Hancock, 1870 (additional source)
Molgula griffithsii (MacLeay, 1825) (basis of record)
Molgula pedunculata (Herdman, 1881) (additional source)
Molgula retortiformis Verrill, 1871 (additional source)
Molgula siphonalis Kiaer, 1896 (additional source)
Pelonaia corrugata Goodsir & Forbes, 1841 (additional source)
Polycarpa fibrosa (Stimpson, 1852) (additional source)
Rhizomolgula globularis (Pallas, 1776) (additional source)
Styela coriacea (Alder & Hancock, 1848) (additional source)
Styela gelatinosa (Traustedt, 1886) (additional source)
Styela rustica Linnaeus, 1767 (additional source)
Synoicum pulmonaria (Ellis & Solander, 1786) (additional source)
Trididemnum tenerum (Verrill, 1871) (additional source)