Van Soest, R.W.M.; Hooper, J.N.A. (2002 [2004]). Suborder Petrosina Boury-Esnault & Van Beveren, 1982. Pp. 891-892.
In: Hooper, J.N.A. & Van Soest, R.W.M. (eds) Systema Porifera. Guide to the classification of sponges. Kluwer Academic/ Plenum Publishers: New York, 1708 + xvliii. ISBN 978-1-4615-0747-5 (eBook electronic version).