Hypophorellidae
Colony stoloniform, living within the lining of polychaete tubes. Autozooids attached singly to kenozooidal stolons, without peduncles. Paired vesicular kenozooids attached to each autozooid. Zooidal orifice bilabiate, the distal lip developed as a toothed rasp. Oviparous, planktonic larvae developing in the sea.
(Hayward, 1985)