Family Pheronematidae Gray, 1870. pp. 1267-1280. In: Hooper, J. N. A. & Van Soest, R. W. M. (2002) Systema Porifera - A guide to the classification of sponges. (2 volumes). (Kluwer Academic/ Plenum Publishers: New York, Boston, Dordrecht, London, Moscow), 1708 + xvliii - Tabachnick, K.R.; Menshenina, L.L. (2002)
The PDF supplied here is a proof - NOT the definitive printed text - of a chapter of the Systema Porifera