(of)Sars, M. (1856). Nye Annelider. <em>Fauna littoralis Norvegiae (Fredrik D. Beyer. Bergen).</em> heft 2:1-24., available online athttp://biodiversitylibrary.org/page/41477013 page(s): 15-16, 17, plate II figs. 18-22 [details]
Read, G.; Fauchald, K. (Ed.) (2025). World Polychaeta Database. Praxillura quadrilobata (M. Sars, 1856). Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2025) European Register of Marine Species at: https://www.vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=130328 on 2026-08-13
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2026). European Register of Marine Species. Praxillura quadrilobata (M. Sars, 1856). Accessed at: https://www.vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=130328 on 2026-08-13
original description(of)Sars, M. (1856). Nye Annelider. <em>Fauna littoralis Norvegiae (Fredrik D. Beyer. Bergen).</em> heft 2:1-24., available online athttp://biodiversitylibrary.org/page/41477013 page(s): 15-16, 17, plate II figs. 18-22 [details]
basis of recordBellan, G. (2001). Polychaeta, <i>in</i>: Costello, M.J. <i>et al.</i> (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. <em>Collection Patrimoines Naturels.</em> 50: 214-231. (look up in IMIS) [details]
Present Inaccurate Introduced: alien Containing type locality
Present