@inbook{NARMS:SourceID:9077, author = {Bergquist, P.R. and Cook, S. de C.}, note = {The PDF supplied here is a proof - NOT the definitive printed text - of a chapter of the Systema Porifera}, title = {Order Halisarcida Bergquist, 1996. Pp. 1077. 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, 1708 + xvliii. ISBN 0-306-47260-0 (printed version).}, url = {https://vliz.be/vmdcdata/narms/narms.php?p=sourcedetails&id=9077}, year = {2002} }