- ↑ 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.
- ↑ Schulze, F.E. (1887) Report on the Hexactinellida collected by H.M.S. ‘Challenger’ during the years 1873-1876. Report on the Scientific Results of the Voyage of H.M.S. ‘Challenger’, 1873-1876., Zoology 21: 1-514, pls I-CIV, 1 map.
- ↑ Schulze, F.E. (1886) Über den Bau und das System der Hexactinelliden., Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin (Physikalisch-Mathematisch Classe) 1886: 1-97.
- ↑ 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