@article {378,
	title = {Pseudo-polymorphism in <i>Nerita polita</i> (Neritacea, Archaeogastropoda)},
	journal = {Proceedings of the Royal Society of London. Series B},
	volume = {212},
	year = {1981},
	pages = {53-63},
	author = {Gruneberg, H.}
}
