@inbook{Porifera:SourceID:9091, abstract = {Clathrinida (Calcarea, Calcinea) includes six families and 16 genera. In this order four parallel and continuous evolutionary lines are recognized, starting from simple sponges similar to representatives of the Recent genera, Soleneiscus and Clathrina.}, author = {Borojevic, R. and Boury-Esnault, N. and Manuel, M. and Vacelet, J.}, note = {The PDF supplied here is a proof - NOT the definitive printed text - of a chapter of the Systema Porifera}, title = {Order Clathrinida Hartman, 1958. Pp. 1141-1152. In: Hooper, J.N.A. & Van Soest, R.W.M. (eds) Systema Porifera - A guide to the classification of sponges}, url = {https://marinespecies.org/porifera/porifera.php?p=sourcedetails&id=9091}, year = {2002} }