M.  Dohrmann, Collins, A. G., and Wörheide, G., ?New insights into the phylogeny of glass sponges (Porifera, Hexactinellida): Monophyly of Lyssacinosida and Euplectellinae, and the phylogenetic position of Euretidae?, Molecular Phylogenetics and Evolution, vol. 52, pp. 257 - 262, 2009.