- ↑ 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.
- ↑ 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:
- ↑ Burton, M. (1956) The sponges of West Africa., Atlantide Report (Scientific Results of the Danish Expedition to the Coasts of Tropical West Africa, 1945-1946, Copenhagen) 4: 111-147.
- ↑ Lévi, C. (1960) Spongiaires des côtes occidentales africaines., Bulletin de l’Institut français d’Afrique noire (A, Sciences naturelles) 22(3): 743-769.
- ↑ Schmidt, O. (1862) Die Spongien des adriatischen Meeres., (Wilhelm Engelmann: Leipzig): i-viii, 1-88, pls 1-7.
- ↑ Carballo, J.L.; Garcia-Gómez, J.C. (1995) Axinella estacioi n.sp. (Porifera, Axinellida) from caves of the Strait of Gibraltar (southern Iberian Peninsula)., Cah. Biol. Mar. 36(4): 245-250
- ↑ 7.0 7.1 Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ WoRMS Porifera: World Porifera Database. Soest R. van (ed), 22 Oktubre 2008
