@book {20, title = {British Ascophoran Bryozoans}, series = {Synopses of the British Fauna (new series)}, volume = {14}, year = {1979}, pages = {312pp}, publisher = {Academic Press for the Linnaean Society, London}, organization = {Academic Press for the Linnaean Society, London}, issn = {0-12-335050-6}, author = {Hayward, P.J. and Ryland, J.S.}, editor = {Kermack, D.M. and Barnes, R.S.K.} }