@article {13,
	title = {The genera Cribrilina and Collarina (Bryozoa: Cheilostomatida) in the British Isles and the North Sea Basin, Pliocene to present day},
	journal = {Zoologica Scripta},
	volume = {23},
	year = {1994},
	chapter = {225},
	author = {Bishop, J.D.D.}
}
