Distribution
East North Atlantic, European waters (ERMS scope), Irish Exclusive economic Zone, Mediterranean Sea, Portugese Exclusive Economic Zone, Shetlands, Spanish Exclusive Economic Zone, United Kingdom Exclusive Economic Zone
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UNESCO-IOC Register of Marine Organisms
http://www.marinespecies.org/aphia.php?p=sourcedetails&id=1318
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Hayward, P.J.; Ryland, J.S. (Ed.) (1990). The marine fauna of the British Isles and North-West Europe: 1. Introduction and protozoans to arthropods. Clarendon Press: Oxford, UK. ISBN 0-19-857356-1. 627 pp.
http://www.marinespecies.org/aphia.php?p=sourcedetails&id=1
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van der Land, J. (2001). Sipuncula, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 178-179
http://www.marinespecies.org/aphia.php?p=sourcedetails&id=1430
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MEDIN (2011). UK checklist of marine species derived from the applications Marine Recorder and UNICORN, version 1.0.
http://www.marinespecies.org/asteroidea/aphia.php?p=sourcedetails&id=149081
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Ramos, M. (ed.). 2010. IBERFAUNA. The Iberian Fauna Databank
http://www.marinespecies.org/aphia.php?p=sourcedetails&id=149024
