Van Soest, R.W.M. (2002). Family Crellidae Dendy, 1922. Pp. 556-566.
In: Hooper, J.N.A. & Van Soest, R.W.M. (eds) Systema Porifera. A guide to the classification of sponges. 2 volumes. Kluwer Academic/ Plenum Publishers: New York, 1708 + xlviii. ISBN 0-306-47260-0 (printed version).