Van Soest, R.W.M.; Hooper, J.N.A. (2002). Order Halichondrida Gray, 1867. Pp. 721-723.
In: Hooper, JN.A. & Van Soest, R.W.M. (eds) Systema Porifera. Guide to the classification of sponges. 1 (Kluwer Academic/ Plenum Publishers: New York, Boston, Dordrecht, London, Moscow).