@inbook{ERMS:SourceID:9772, author = {Van Soest, R.W.M. and Rützler, K.}, note = {The PDF supplied here is a proof - NOT the definitive printed text - of a chapter of the Systema Porifera}, title = {Family Tetillidae Sollas, 1888. Pp. 85-98. In: Hooper J.N.A., Van Soest R.W.M. (eds) Systema Porifera: a guide to the classification of sponges. 2 volumes. Kluwer Academic/Plenum, NY, 1708 + xvliii. ISBN 0-306-47260-0 (printed version)}, url = {http://www.marbef.org/data/aphia.php?p=sourcedetails&id=9772}, year = {2002} }