Hooper, J. N. A.; Maldonado, M. (2002 [2004]). Astrophorida Incertae Sedis. Pp 165-167. In: Hooper, J.N.A.; Van Soest, R.W.M. (2002 [2004]). Systema Porifera - A Guide to the Classification of Sponges (2 volumes). Kluwer Academic/Plenum, NY,. 1708+xvliii. ISBN 978-1-4615-0747-5 (eBook electronic version).