- ↑ Hooper, J.N.A.; Van Soest, R.W.M. (Ed.) (2002) Systema Porifera: a guide to the classification of Sponges., Kluwer Academic/Plenum Publishers: New York, NY (USA). ISBN 0-306-47260-0. xix, 1-1101, 1103-1706 (2 volumes) pp.
- ↑ Marshall, W. (1875) Untersuchungen über Hexactinelliden., Zeitschrift für wissenschaftliche Zoologie 25 (Supplement)(2): 142-243, pls XI-XVII.
- ↑ Reiswig, H.M.; Wheeler, B. (2002) Family Euretidae Zittel, 1877, in: Hooper, J.N.A.; Van Soest, R.W.M. (Ed.) (2002). Systema Porifera: a guide to the classification of sponges.
- ↑ 4.0 4.1 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