Watersiporidae

Colony encrusting, sheet-like, multilaminar; or erect, bilaminar. Autozooids with evenly perforated cryptocystidean frontal shield, with marginal frontal septula. Vertical walls with large multiporous septula. Primary orifice bell-shaped or sinuate, with prominent condyles; no oral spines. No avicularia. Ovicells absent, embryos brooded internally.

(Hayward and Ryland, 1999)