@inbook{ERMS:SourceID:9025, author = {Van Soest, R.W.M.}, journal = {In: Hooper, J.N.A. & Van Soest, R.W.M. (eds) Systema Porifera. A guide to the classification of sponges. 2 volumes}, note = {The PDF supplied here is a proof - NOT the definitive printed text - of a chapter of the Systema Porifera}, title = {Family Crellidae Dendy, 1922. Pp. 556-566.}, url = {https://marbef.org/data../aphia.php?p=sourcedetails&id=9025}, year = {2002} }