Acanthodoris pilosa (Abildgaard, 1789) (additional source)
Aetea anguina (Linnaeus, 1758) (additional source)
Ampharete acutifrons (Grube, 1860) (additional source)
Amphicteis gunneri (M. Sars, 1835) (additional source)
Amphipholis squamata (Delle Chiaje, 1828) (additional source)
Atolla wyvillei Haeckel, 1880 (additional source)
Aurelia aurita (Linnaeus, 1758) (additional source)
Bopyroides hippolytes (Kröyer, 1838) (additional source)
Botryllus schlosseri (Pallas, 1766) (additional source)
Ciona intestinalis (Linnaeus, 1767) (additional source)
Cossura longocirrata Webster & Benedict, 1887 (additional source)
Cryptosula pallasiana (Moll, 1803) (additional source)
Cyanea capillata (Linnaeus, 1758) (additional source)
Haliclystus auricula James-Clark, 1863 (additional source)
Hiatella arctica (Linnaeus, 1767) (additional source)
Laonice cirrata (M. Sars, 1851) (additional source)
Leucosolenia botryoides (Ellis & Solander, 1786) (additional source)
Limnoria lignorum (Rathke, 1799) (additional source)
Melinna cristata (M. Sars, 1851) (additional source)
Ophiomusium lymani Wyville-Thomson, 1873 accepted as Ophiomusa lymani (Wyville Thomson, 1873) (additional source)
Pedicellina cernua (Pallas, 1774) (additional source)
Periphylla periphylla (Péron & Lesueur, 1810) (additional source)
Pherusa plumosa (Müller, 1776) (additional source)
Podon polyphemoides (Leuckart, 1859) accepted as Pleopis polyphemoides (Leuckart, 1859) (additional source)
Polydora ciliata (Johnston, 1838) (additional source)
Praxillella praetermissa (Malmgren, 1865) (additional source)
Ramphogordius sanguineus (Rathke, 1799) accepted as Lineus sanguineus (Rathke, 1799) (additional source)
Scalibregma inflatum Rathke, 1843 (additional source)
Scrupocellaria scabra (Van Beneden, 1848) accepted as Aquiloniella scabra (van Beneden, 1848) (additional source)
Tricellaria peachii (Busk, 1851) accepted as Bugulopsis peachii (Busk, 1851) (additional source)
Zygonemertes virescens (Verrill, 1879) (basis of record)