original description(ofGellius rhaphidiophorus Brøndsted, 1933)Brøndsted, H.V. (1933). The Godthaab Expedition 1928. Porifera. <em>Meddelelser om Grønland.</em> 79 (5):1-25. page(s): 18-19 [details] Available for editors
additional sourceVan Soest, R.W.M. (2017). <i>Flagellia</i>, a new subgenus of <i>Haliclona</i> (Porifera, Haplosclerida). <em>European Journal of Taxonomy.</em> 351: 1-48., available online athttp://www.europeanjournaloftaxonomy.eu/index.php/ejt/article/view/476 page(s): 24; note: Possibly a junior synonym of Haliclona (Flagellia) porosa (Fristedt, 1887). [details] Available for editors