Bergquist, P.R.; Cook, S.D.C. (2002). Family Ianthellidae Hyatt, 1875, pp. 1089-1093.In: Hooper, J.N.A.; Van Soest, R.W.M. (Ed.) (2002). Systema Porifera: a guide to the classification of sponges. (2 volumes). Kluwer Academic/Plenum, NY 1708+ XVLIII. ISBN 0-306-47260-0 (printed version).
9082
Bergquist, P.R.; Cook, S.D.C. (2002). Family Ianthellidae Hyatt, 1875, pp. 1089-1093.<I>In</I>: Hooper, J.N.A.; Van Soest, R.W.M. (Ed.) (2002). <i>Systema Porifera: a guide to the classification of sponges.</i> (2 volumes). Kluwer Academic/Plenum, NY 1708+ XVLIII. ISBN 0-306-47260-0 (printed version).
Publication
The PDF supplied here is a proof - NOT the definitive printed text - of a chapter of the Systema Porifera
