Literature
  • Hayward, Ryland 1998
  • Cheilostomatous Bryozoa - Part I Aeteoidea -Cribrilinoidea. Synopses of the British Fauna (N.S.)., 10 (Second Edition).
  • Hayward 1985
  • Ctenostome Bryozoans. Synopses of the British Fauna (N.S.)., 33.