Bergquist, P.R.; Cook, S.D.C. (2002). Family Halisarcidae Schmidt, 1862, pp. 1078-1080.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, NY 1708+ XVLIII. ISBN 0-306-47260-0 (printed version).
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Bergquist, P.R.; Cook, S.D.C. (2002). Family Halisarcidae Schmidt, 1862, pp. 1078-1080.<I>In</I>: Hooper, J.N.A.; Van Soest, R.W.M.(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
