@book {29,
	title = {Cyclostome Bryozoans},
	series = {Synopses of the British Fauna (new series)},
	volume = {34},
	year = {1985},
	pages = {147pp},
	publisher = {E.J.Brill for the Linnaean Society, London},
	organization = {E.J.Brill for the Linnaean Society, London},
	issn = {90 04 07697 2},
	author = {Hayward, P.J. and Ryland, J.S.},
	editor = {Kermack, D.M. and Barnes, R.S.K.}
}
@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.}
}
