URMO (2018). Bonelliida. Accessed at: http://www.marinespecies.org/urmo./aphia.php?p=taxdetails&id=110344 on 2019-02-22
Land J. van der (ed). (2008). UNESCO-IOC Register of Marine Organisms (URMO). Bonelliida. Accessed at: http://marinespecies.org/urmo/aphia.php?p=taxdetails&id=110344 on 2019-02-22
basis of recordvan der Land, J. (2001). Echiura, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>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,</i> 50: pp. 178 (look up in IMIS) [details]
additional sourceHayward, 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. (look up in IMIS) [details]
Present Inaccurate Introduced: alien Containing type locality