@inbook{ERMS:SourceID:9061, author = {De Weerdt, W.H.}, note = {The PDF supplied here is a proof - NOT the definitive printed text - of a chapter of the Systema Porifera}, title = {Family Chalinidae Gray, 1867. Pp. 852-873. In: Hooper, J.N.A.; Van Soest, R.W.M. (ed.) Systema Porifera. A guide to the classification of sponges. 2 volumes. Kluwer Academic/ Plenum Publishers, New York. 1708 + xvliii. ISBN 0-306-47260-0 (printed version)}, url = {http://www.marbef.org/data/aphia.php?p=sourcedetails&id=9061}, year = {2002} }