TY - CHAP A1 - Van Soest, R.W.M. A1 - Hajdu, E. N1 - The PDF supplied here is a proof - NOT the definitive printed text - of a chapter of the Systema Porifera TI - Family Esperiopsidae Hentschel, 1923. Pp. 656-664. 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 Publishers: New York, 1708 + xlviii. ISBN 0-306-47260-0 (printed version)' UR - https://www.vliz.be/vmdcdata/narms/narms.php?p=sourcedetails&id=9036 PY - 2002 Y2 - 2024-03-28 ER -