Literature
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- Hayward, P.J. 1985. Ctenostome bryozoans. Synopses of the British Fauna (New Series), No. 33.
- Hayward, P.J. and J.S. Ryland 1985. Cyclostome bryozoans. Synopses of the British Fauna (New Series), No. 34.
- Hayward, P.J. and J.S. Ryland 1989. Cheilostomatous Bryozoa, Part 1: Aeteoidea - Cribrilinoidea. Synopses of the British Fauna (New Series), No. 10.
- Hayward, P.J. and J.S. Ryland 1995. Handbook of the Marine Fauna of North-West Europe. Oxford University Press, Oxford. 800pp.
- Ryland, J.S. 1965. Polyzoa (Bryozoa). Order Cheilostomata: cyphonautes larvae. Fiches d'Identification du Zooplancton, 107 (.