additional source(ofHalicnemia azorica Topsent, 1904)Van Soest, R.W.M. (2001). Porifera, 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: 85-103. (look up in IMIS) [details]
additional source(ofHalicnemia azorica Topsent, 1904)Topsent, E. (1928). Spongiaires de l'Atlantique et de la Méditerranée provenant des croisières du Prince Albert ler de Monaco. [Atlantic and Mediterranean sponges from the cruises of Prince Albert I of Monaco]. Résultats des campagnes scientifiques accomplies par le Prince Albert I. Monaco. 74:1-376, pls I-XI. page(s): 181 [details]